Bronze Fashion and Travel Accessories Design · 2025
Luma Backpack
by Colin Heston
- A' Design Award 2025 Bronze Winner in Fashion and Travel Accessories Design
- Awarded April 15, 2025
- CLIENT: Heston Design
- Estimated Number of Design Views: 35,190
- Verification code E29FBEF625 · Verify this award
About Luma Backpack
Luma is a backpack made using a patented 3D knitting process that reduces material waste and simplifies production. Unlike traditional cut and sew methods, this approach produces fully shaped components directly from digital patterns with minimal waste and labor. The backpack is constructed from single strands of 100% pre-consumer recycled nylon, helping to lower energy use, emissions, and material waste. Luma's design is informed by nature and aims to offer a balance of function and sustainability through a streamlined minimalistic form.
Positioned within the contemporary industrial design discourse that emphasizes functional minimalism and material integrity, this backpack design demonstrates sophisticated engagement with the capsule silhouette typology that has emerged as a significant form language in technical accessory design over recent decades, reflecting broader cultural movements toward streamlined aesthetics, essential utility, and design restraint that privilege enduring form over transient styling. The work exhibits considerable compositional intelligence in its volumetric construction, the ovoid geometry suggesting both organic ergonomic consideration and controlled geometric discipline, a synthesis that characterizes accomplished product design where human factors and formal clarity achieve balanced expression without mutual compromise. The chromatic strategy of near-monochromatic presentation in deep carbon black with minimal accent punctuation represents a mature design decision that foregoes decorative elaboration in favor of material presence and form articulation, allowing the quality of construction, the character of the textile surface, and the intelligence of the structural design to communicate value and capability without recourse to applied ornament or surface embellishment. Technical merit manifests in the visible execution details: the precision of seam construction, the integration of functional hardware elements that maintain visual discretion while ensuring operational reliability, the evident attention to edge finishing and reinforcement at stress points, and the overall impression of manufacturing rigor that suggests both automated precision and hand-finished refinement in the production methodology. The textural vocabulary of the ballistic nylon surface rewards close examination, the micro-weave creating subtle light modulation across the curved expanses that transforms what might read as simple flatness into a field of nuanced variation, demonstrating how material selection and surface treatment can generate visual interest through inherent qualities rather than applied decoration. The work engages with the rich typological heritage of personal load-bearing design while advancing the conversation through contemporary formal refinement, the silhouette suggesting awareness of historical precedents in military and technical gear design while thoroughly translating functional insights into civilian contexts and aesthetic vocabularies that speak to professional and lifestyle applications beyond specialized use. Thematically, the design invites contemplation of contemporary mobility, the objects we choose to accompany us through varied environments and experiences, the tools that facilitate movement between contexts and identities, and the material culture of professional and personal life in an era characterized by fluid boundaries between work and leisure, public and private, fixed and mobile existence. The backpack's form suggests adaptability and versatility, its neutral aesthetic and functional capability supporting multiple use scenarios and social contexts, embodying design democracy in its accessible luxury approach that positions quality and intelligence within reach of diverse users rather than restricting excellence to rarified markets or specialized applications. The integration of modular attachment points and organizational intelligence visible in the exterior design language hints at interior spatial sophistication, suggesting a design that extends its thoughtfulness throughout the user experience from first visual impression through daily interaction and long-term relationship. One might observe how the design negotiates the tension between protection and access, security and availability, revealing and concealing, the fundamental paradoxes of container design that must simultaneously safeguard contents while facilitating efficient retrieval and use. The color accent at the frame's lower edge, suggesting crimson or scarlet detailing in the strap system, provides a calculated moment of warmth and visual punctuation that relieves potential severity in the otherwise cool-neutral palette while maintaining overall restraint and sophisticated color discipline. The environmental context of the composition, with its suggestion of transit infrastructure and outdoor mobility, reinforces the design's purpose and positions it within the lived experience of contemporary urban movement, commuting, traveling, and navigating between destinations and activities that characterize modern existence. What questions does this design pose about the objects we carry, the systems we create for organizing and transporting the materials of daily life, the aesthetic and functional qualities we value in tools of personal mobility, and the ways design excellence can enhance everyday experience while respecting environmental responsibility and enduring utility beyond fashion cycles?
Press Kit
- Unique Properties
- The Luma is a revolutionary backpack that blends sustainability, technology, and innovative design. Unlike traditional backpacks, which rely on wasteful cut-and-sew methods, Luma is created using a patented 3D knitting process. This groundbreaking technique produces seamless backpack components with little to no production waste. By condensing and optimizing the production process through automation, we are able to enhance efficiency while reducing our environmental footprint. We have created a uniquely new aesthetic that stands out from a crowded market, within a product category that has remained the same for hundreds of years. With our unique process, knit components are lighter, stronger, and more durable than traditional techniques. Each knit component is engineered with unique attributes. The shoulder straps and back panel are knit with low stretch mesh structures to disperse weight and better ergonomics, while spacer knit structures provide cushioning while remaining extremely breathable. Whereas the 3D knit main carrying compartment is engineered with no stretch and a thick 3-layer knit for durability. The main compartment also has low-melt thermoforming yarn that bonds with the nylon to add strength and structure to the form. The 3D knit structures also seamlessly integrate pocket openings and webbing for gear loops without the need to cut and sew. Thoughtfully designed to safely carry all your daily essentials no matter what environment you find yourself in.
- Dimensions & Packaging
- All knit components are made from 100% pre-consumer recycled nylon, cutting energy use by 45%, reducing greenhouse gas emissions by over 30%, and using 20% less water. The knit structures consist of over 1600 denier from six separate ends of nylon yarn, creating an extremely durable and lightweight 3-layer engineered knit.
- Tags
- 3D Knitting, Sustainable, Seamless, Backpack, Accessory, Everyday Carry
- Production Technology
- The Luma leverages advanced 3D knitting technology to autonomously produce individual bag components directly from single strands of yarn, with zero production waste. This seamless process allows us to integrate custom features, structures, and textures into each piece, enhancing both functionality and aesthetics. By combining up to 36 different yarns within a single knit component, we can precisely tailor the material’s properties to deliver purpose-driven performance throughout the bag’s construction. Made from 100% pre-consumer recycled nylon, cutting energy use by 45%, reducing greenhouse gas emissions by over 30%, and using 20% less water.
- Reduction in manual labor through automation
- Reduction in quality deviation
- Reduction of fail points within the product
- Cost & material savings
- Streamlined production process (minimal secondary processes)
- Creates a unique seamless design aesthetic - Design Challenge
- One of the greatest challenges of this project was mastering a highly specialized technology from the ground up. As someone new to 3D knitting, I had to completely rethink my approach to design, adapting my process to align with the unique constraints and possibilities of the production method. This required not only a deep technical learning curve but also a shift in mindset—designing for a medium where form, function, and fabrication are inherently intertwined. Pushing into uncharted territory to create a product that had never been made before meant constant experimentation, iteration, and problem-solving at every stage.
- Project Duration
- 2021-2025
- Operation Flow
- The Luma is more than a bag—it’s a movement toward smarter, more responsible design. By fusing technology with sustainability, we’ve created a product that not only meets modern consumer demands but sets a new benchmark for the industry. It reflects my belief that through innovation, we can reduce waste while creating purpose driven products. This is the future of carry—seamless, sustainable, and revolutionary.
- Research
- This 3D knit backpack is the result of five years of dedicated research and development, beginning with early swatches and culminating in refined, production-ready samples. Over the course of this project, more than 20 unique knit designs were created and iterated upon. The most successful elements from each were synthesized into a cohesive design language. We developed approximately 10–12 fully functional prototypes, each exploring variations in knit structures, material compositions, and functional features. These prototypes were tested across diverse environments and with users from a wide range of lifestyles, providing critical feedback that informed the final product’s performance, comfort, and durability.
- Inspiration
- The lightbulb went off and the idea really took shape after a trip to China, where I witnessed the immense waste and labor intensity in traditional soft goods manufacturing. During this trip I had the overwhelming feeling that there had to be a better way of creating these products. I set out to find a better solution that would lessen the reliance on a globalized supply chain, promote local community manufacturing, and leave less of an impact on our planet. That experience pushed me to explore 3D knitting—a process that eliminates excess material, reduces labor, and enables precise, zero-waste production. This backpack redefines how soft goods are made, proving that sustainability, performance, and thoughtful design can go hand in hand.
- Image Credits
- Colin Heston
- Patents
- Patent No. US10959506B2
Colors of Luma Backpack
Get Luma Backpack
Design Interview about Luma Backpack
The main principle behind the Luma backpack design is sustainable innovation through technology. The core idea is to challenge traditional soft goods manufacturing by utilizing 3D knitting to create a zero-waste, high-performance everyday carry solution. Inspired by my love of nature, design, and everyday carry gear, the idea for the Luma backpack was born from a trip to China where I saw the environmental and human cost of traditional manufacturing. This backpack embodies a new standard for how everyday gear can be made—cleaner, smarter, and more responsibly.
My main focus in designing this backpack was to merge sustainability with performance by rethinking how everyday gear is made. I wanted to achieve a product that not only looks modern and functions exceptionally well, but is also made in a way that drastically reduces waste and labor impact.
My future plan is to ultimately bring this product to market either through the launch of my own label, licensing, or collaboration with an existing brand. I also plan to expand upon this concept with a line of additional carry accessories and to use this platform to advocate for cleaner, smarter manufacturing practices in the soft goods industry, proving that sustainability and performance can evolve together.
This design took over five years of prototyping and constant iteration before coming to fruition. I had to learn all about 3D knitting from the ground up, diving into machine programming, materials, and construction techniques. It was a long process of trial, error, and refinement.
This design was a personal pursuit of passion and inspiration. I created it out of a deep interest in sustainability, emerging technology, and everyday carry gear. After witnessing the waste in traditional manufacturing during a trip to China, I felt compelled to explore a better way. This project became a long-term exploration of how design and tech can come together to create meaningful, responsible products.
This is not currently being produced by myself or any other company. I plan to launch and sell this under my own private brand, but also like to keep a very open mind when it comes to future possibilities, and would be open to selling or leasing production/patent rights.
I designed this backpack because I saw an opportunity to solve real problems—wasteful production, outdated manufacturing methods, overstretched supply chains, and the lack of sustainable options in everyday carry gear. As someone passionate about design, nature, and functional gear, I wanted to create something that reflected my values while pushing the boundaries of how soft goods are made. The combination of emerging 3D knitting technology and a desire for more sustainable, high-performance products is what drove this work from concept to reality.
Yes, several key influences shaped this project—especially from the world of streetwear, fashion, and footwear design. As a self-proclaimed sneakerhead, I’ve always been inspired by the innovation and style found in performance sneakers. Nike’s Flyknit and Adidas Primeknit technologies were major inspirations, showing how knit construction could be used to reduce waste while enhancing fit and function. These groundbreaking designs opened my eyes to the potential of knit structures beyond footwear, and sparked the idea of applying similar methods to soft goods like backpacks. I wanted to create something that felt both technical and wearable, merging sustainability with a bold, modern aesthetic.
The target customer for this design is primarily the everyday carry (EDC) enthusiast—someone who values practical, high-performance gear for daily use. This includes commuters, urban explorers, and professionals who rely on their backpacks for both functionality and style. Additionally, this design speaks to the conscious consumer—individuals who are deeply aware of the environmental and social impact of the products they purchase. These customers prioritize sustainability, ethical manufacturing, and innovation, seeking products that align with their values while also offering top-tier performance and design.
What sets this design apart is the integration of 3D knitting technology to create a zero-waste, seamless construction. Unlike traditional backpacks that rely on cut-and-sew methods, this design eliminates excess material, reduces labor, and enhances durability. It blends emerging tech with minimalist fashion, offering a sleek, ergonomic design that stands out in the EDC market for both its innovative production process, environmental consciousness, and unique aesthetic.
In my opinion, this is always the hardest part of any design project... The name of this design was inspired by the loom, one of the oldest and most fundamental tools in the textile industry. As I wanted the name to reflect both the heritage of textiles and the innovative approach behind the design, we played off the idea of the loom as a symbol of craftsmanship, weaving, and the foundation of fabric creation. The name connects the product to its roots in traditional textile manufacturing while emphasizing the modern, high-tech, and sustainable nature of the design. It encapsulates the fusion of old-world techniques with new-age technology in a way that speaks to both innovation and history.
Throughout this project, I used a wide range of design tools—starting with traditional methods and evolving into advanced digital techniques as the concept developed. The early stages relied heavily on hand sketching, flat pattern design, rough paper mock-ups, and sewing rough prototypes to quickly explore form, function, and proportions. As the concept matured, I transitioned to computer rendering and 3D modeling to refine the design and visualize it in detail. A key part of the process was learning and using Stoll M1 Plus, a specialized knit CAD software, which allowed me to program and simulate complex 3D-knit structures for production. This combination of hands-on experimentation and cutting-edge digital tools was essential in bringing the backpack from concept to reality.
The most unique aspect of this design is its seamless, zero-waste 3D-knit construction. Unlike traditional backpacks that rely on multiple cut-and-sew components, this design is knit in one continuous process using advanced CAD software and 3D knitting technology. This not only reduces material waste and labor but also enables precise shaping, enhanced ergonomics, and a sleek modern aesthetic. It’s a rare fusion of textile innovation, sustainable manufacturing, and high-performance EDC functionality—something that sets it apart in both the fashion and gear industries.
For this project, my main collaborator was Innovaknits, a company based in North Carolina that specializes in advanced 3D knitting. They were instrumental in bringing the design to life, generously providing access to their wide range of industrial knitting machines, which are typically not available to the general public or independent designers like myself. Because 3D knitting is a highly technical and specialized process, their expertise and support were essential in helping me navigate the complexities of machine programming, yarn selection, and structural optimization. This collaboration allowed me to bridge the gap between creative design and advanced textile manufacturing, making the project possible at a level of quality and precision that would otherwise be out of reach.
Technology plays a central role in this design, shaping both its form and function. The entire backpack is built around 3D knitting technology, which allows for seamless, precision-engineered construction using digital patterns. This eliminates the need for traditional cut-and-sew methods, dramatically reducing material waste and enabling features like targeted stretch, breathability, and reinforcement exactly where they’re needed. Tools like Stoll M1 Plus knit CAD software were critical in designing and programming the knit structures, while 3D modeling helped visualize the final product and refine its shape and fit. In short, technology wasn’t just a tool—it was the foundation of the design, making it possible to merge sustainability, performance, and modern aesthetics in a way that traditional methods couldn’t achieve.
Yes, this design was influenced by both analytical research and hands-on material testing. I conducted extensive research into the environmental impact of traditional soft goods manufacturing, including data on textile waste, labor intensity, and carbon emissions. This helped shape my decision to pursue 3D knitting as a more sustainable alternative. I also studied user behavior and needs within the everyday carry (EDC) community—looking at what people carry daily, how they use their gear, and common pain points like durability, comfort, and organization. Prototyping played a huge role in gathering feedback through user testing and evaluating everything from fit and flexibility to material performance. Combining that quantitative data with qualitative user insights helped guide everything from construction choices to feature placement—ensuring the final product not only looks good but functions intuitively and responsibly in real-world use.
One of the biggest challenges in realizing this concept was the barrier to entry for working with 3D knitting technology. Unlike more accessible design methods, industrial knitting machines and the software needed to operate them—like Stoll M1 Plus—are typically reserved for large-scale manufacturers. As an independent designer, gaining access to these tools required finding the right partnerships, convincing them to work with me, and navigating a steep technical learning curve. Another major hurdle was the cost associated with developing a product this advanced. From prototyping with specialized machines to sourcing performance yarns, every step involved significant investment—both financially and in terms of time and skill-building. Balancing creative vision with technical constraints and resource limitations was also a constant challenge, but ultimately made the final outcome more meaningful and rewarding. It pushed me to be more resourceful, patient, and intentional with every design decision.
After years of development, learning, and hands-on experimentation, I felt this project had grown into something truly unique—both in its technical execution and its message of sustainable innovation. Submitting it to an international design competition was a natural next step to validate the concept on a global stage, share it with a wider audience, and connect with others who value forward-thinking design. I wanted to show that independent designers can challenge the status quo, even when working with complex, high-barrier technologies like 3D knitting. More than anything, entering the competition was a way to celebrate the journey, highlight the potential of responsible design, and hopefully inspire others to push the boundaries of what’s possible in soft goods.
Designing this backpack was a transformative experience that pushed me to grow in multiple ways—technically, creatively, and personally. I learned how to work with complex, industry-grade tools and software, which required a deep dive into machine programming, knit structures, and textile behavior. I also developed greater patience and resilience through years of prototyping and iteration, learning to embrace failure as a vital part of the process. This project sharpened my ability to balance form and function, while staying rooted in core values like sustainability, innovation, and purpose-driven design. Most importantly, I came away with a stronger belief in the power of independent creativity—that with enough persistence, it’s possible to navigate high-barrier technologies and create something meaningful, even without massive resources behind you.
I can't wait to see what the future holds.
Grand Interview about Luma Backpack
The Luma Backpack represents a fundamental shift in how soft goods are designed and manufactured. By utilizing a patented 3D knitting process, we eliminate many of the inefficiencies, environmental costs, and structural limitations associated with traditional cut-and-sew backpack production.
The decision to embed sustainability into every stage of Luma Backpack’s development wasn’t just strategic, it was fundamental to the mission. We recognized early on that the outdoor gear industry often speaks to nature lovers while relying on processes that harm the very environment they’re designed for. That contradiction was the starting point. We simply asked, "What if performance gear didn’t have to come at the planet’s expense?"
The five-year development journey of the Luma Backpack was driven by relentless curiosity and a refusal to settle for conventional solutions. Over 20 distinct knit prototypes weren’t just about testing and aesthetics, they were a deep dive into the mechanics of performance, sustainability, and user experience, all woven into a single structure.
The seamless construction of the Luma Backpack isn’t just a visual or sustainable innovation, it’s a platform for embedding functional performance directly into the textile architecture. By leveraging advanced 3D knitting techniques, we’ve integrated features like low-stretch mesh zones and thermoforming yarns that meaningfully improve comfort, durability, and usability. One of the critical challenges in soft backpack design is maintaining shape under dynamic loads. Our custom low-stretch mesh structures are strategically knit into high-tension zones, like the main compartment and strap anchors. These zones resist deformation under weight, preventing the pack from sagging or shifting, improving weight distribution, posture support, and lessening fatigue during extended use.
The inspiration behind the Luma Backpack was born on the factory floors of China, where I witnessed mountains of textile waste cuttings, offcuts, and rejected parts piling up next to rows of workers operating in an outdated, extractive system. It was a stark realization: the way we manufacture today is broken, both environmentally and ethically.I didn’t just want to design a more sustainable product, I wanted to design a new manufacturing model. One that empowers localized, low-waste production and helps bring textile jobs and capabilities back to the U.S. Luma is that vision, brought to life.
The intersection of sustainability and durability is where real innovation happens. When we set out to create the Luma Backpack, our goal wasn’t just to reduce waste, it was to prove that a radically sustainable product could also outperform traditional gear in real-world conditions. But merging those two ideals, environmental responsibility and rugged durability, meant rethinking every assumption about materials, construction, and performance.
The distinctive look and feel of the Luma Backpack isn’t just a visual decision, it’s the direct result of our 3D knitting technology, which frees us from the rigid constraints of traditional cut-and-sew construction. This method enables a completely new approach to soft good design, where form, function, and visual identity are seamlessly integrated.In traditional backpack manufacturing, form is achieved by stitching together flat panels, which limits shape complexity and often requires bulky seams, reinforcements, and extra components. With 3D knitting, we’re able to shape the entire body as a continuous surface, curving naturally around the spine and shoulders without hard edges. This also gives us the ability to embed contours, recesses, and volume transitions directly into the fabric with no darts, folds, or glue needed.Perhaps most exciting is that Luma’s design is not just drawn, it’s coded. We design in 3D space using software that lets us control every stitch, every loop, every tension point. That level of control would be impossible in traditional manufacturing, where design is limited by the tools of sewing, cutting, and assembly. 3D knitting transforms the backpack from a product of assembly to a product of architecture. The result is an object that looks, feels, and performs like nothing else on the market, all while advancing a sustainable, zero-waste model of production.
Creating the Luma Backpack meant more than learning a new tool, it meant reprogramming how I thought about design altogether. Unlike traditional product development, where form follows fabrication, 3D knitting demanded that I design within the logic of the machine, working at the intersection of textiles, software, and spatial thinking. It challenged me to stop designing objects and start designing processes. It blurred the lines between digital and physical, craft and code. And in doing so, it enabled the creation of something truly new, a backpack that isn’t assembled, but grown.
The success of the Luma Backpack has proven that sustainability, technology, and high-end design don’t have to exist in separate lanes, they can and should be deeply integrated. More than just a backpack, Luma is a working prototype of what the next era of accessory manufacturing could look like. In short, Luma isn’t just influencing the future of bags, it’s influencing the future of how things are made.It challenges the industry to think smarter, waste less, and design from the ground up, with sustainability, intelligence, and beauty all woven together.
From the very beginning, the Luma Backpack wasn’t just about innovation for its own sake, it was about innovation that people can feel. We wanted to create a pack that disappears on the body, moves with you, and enhances comfort in ways that traditional backpacks simply can’t. That meant building ergonomics into the architecture, not adding it on after. In the end, every ergonomic feature of the Luma Backpack was designed with one goal: to feel like an extension of the user, not equipment strapped to them. By embedding comfort directly into the knit architecture, we eliminated bulk, reduced failure points, and created a pack that performs as beautifully as it looks.