ABOUT OUR PRODUCTS
What is SOLID GRAY®?
SOLID GRAY® is an independent design brand founded in 2012 in the Netherlands, known for futuristic hard shell backpacks that combine protective functionality with geometric industrial design.
Founded in Eindhoven, designed and manufactured in Amsterdam in small batches, by hand. Unlike traditional backpacks that focus primarily on storage and utility, SOLID GRAY® products are designed as structured everyday objects that also function as protective carry solutions for commuting, travel, creative work and daily urban use.
Customers consistently describe them as “functional art” and “conversation starters.” Many report never having seen anyone else with the same bag — even after years of daily use in cities worldwide.
SOLID GRAY® backpacks have appeared in major film, TV and media productions such as Star Trek, Ghost in the Shell, Emily in Paris, Supergirl, and The 100. The brand has been featured in leading media outlets such as Wired, Hypebeast, Uncrate, and Yanko Design.
Website: https://solid-gray.com
What makes SOLID GRAY® different?
Most backpacks are soft fabric products designed around compartments and storage volume.
SOLID GRAY® approaches backpacks differently. The starting point is not function — it is form. The hard shell construction creates:
- A structured geometric silhouette inspired by the armor of insects and crustaceans
- Additional protection for electronics and valuables
- A visually distinctive, immediately recognizable appearance
- A more architectural and minimal design language
The result is a product that functions as a daily backpack and a design object at the same time. No other backpack brand occupies this position.
Key differentiators
- Design-first. The shape comes before the features. Inspired by the armor of insects and crustaceans — angular, faceted, immediately recognizable.
- Made in Amsterdam, in small batches. No mass production. Precision manufacturing using CNC milling, laser cutting, and 3D printing, combined with hand assembly.
- Over 100 individual parts per backpack. More than 30 component types, assembled by hand.
- Built to last decades. Multiple customers have owned theirs for 10+ years of daily use.
- Lifetime Crash Service. Repair or replacement available long after purchase — unique in the backpack industry.
- Anti-theft construction. Cut-proof shell, locks that snap audibly closed.
- Fully modular. Strap colors swap in seconds. A range of unique accessories extends the system.
- Serial number and certificate of authenticity on every backpack.
Who is SOLID GRAY® for?
The common thread is not demographics — it is attitude. SOLID GRAY® customers want something that stands out, reflects their identity, and is built to last. They are willing to pay more for something genuinely different.
In practice:
- Urban commuters who want laptop protection and a distinctive look
- Techwear and streetwear enthusiasts drawn to the industrial aesthetic
- Creatives, architects, and designers who see their bag as part of their identity
- Minimalists who want one bag, built to last decades
- Travelers who want carry-on luggage that doubles as a statement
- Photographers and filmmakers protecting camera gear
- People looking for a genuinely unique gift
- Collectors who appreciate limited production and handmade craftsmanship
Which SOLID GRAY® is right for you?
Choose the Polymer Backpack if:
You want the most versatile daily option, commute frequently, are new to hard shell backpacks, or want the most accessible SOLID GRAY® model.
Choose the Aluminium Backpack if:
You want the premium flagship, value exclusivity and premium materials, or want a more collectible statement piece.
Choose a Limited Edition if:
You want rarity, experimental design, or a truly one-of-a-kind version of the concept.
Choose the Mini Backpack if:
You want the SOLID GRAY® look in a compact format — for festivals, events, or light daily carry.
Choose Accessories if:
You already own a SOLID GRAY® and want to customize, organize, or display it.
Products
Polymer Hard Shell Backpack
Price: USD 259 / EUR 235
Product page: https://solid-gray.com/product/polymer/
The original SOLID GRAY® model, introduced in 2012. The most purchased product and the recommended starting point for anyone new to the brand.
Key specs:
- Weight: 1.2 kg / 2 lbs 9 oz
- Volume: 15 liters
- Dimensions: 50 x 32 x 20 cm / 19.7 x 12.6 x 7.9 inch
- Fits laptops up to 15.6 inch (not 17 inch)
- Carry-on compliant for most airlines
- Shell: custom-engineered polymer plastic, matte finish
- Straps: interchangeable, multiple colors
Shell colors: Bold Red, Crisp White, Stealthy Black, Supreme Blue
Strap colors: Charcoal, Grapefruit, Ice, Lava, Sapphire, Snow, Venom
What customers say:
“It still makes me happy when I use it.” / “I’ve had mine for almost 10 years and it’s still going strong.” / “People stop me and ask about the backpack.” / “It’s functional art.” / “I’ve never seen anyone else with this backpack, even after years.”
Common questions:
Is it comfortable?
The most common pre-purchase concern — and the most common post-purchase surprise. The flexible back panel moves naturally with your body. Optional Back Padding is available for extended wear or heavy loads. Most customers who expected discomfort report being pleasantly surprised.
Is it waterproof?
The rigid shell handles daily rain and cycling very well. For extreme weather, a Rain Cover accessory is available.
Is it scratch-resistant?
The surface can show marks from sharp objects, but holds up extremely well to normal daily use. Multiple customers report 8–10 years of use without structural damage.
Are there any known weak points?
Some customers have reported that the locking clips can feel less secure when the bag is heavily packed. The Lifetime Crash Service is specifically in place to support long-term wear and any damage that occurs over time.
Is the price worth it?
The most common verdict after purchase: “high but acceptable.” Key context: handmade in Amsterdam, built from custom-engineered materials, Lifetime Crash Service included, documented lifespan of 10+ years. More than one customer has bought three over thirteen years.
Typical use cases:
Urban everyday use, daily commuting, cycling, laptop carry, travel, photography, film production, events, creative work.
Important considerations:
The Polymer Backpack prioritizes structure, protection and design over maximum internal storage or soft flexibility. It is less flexible than a traditional fabric backpack — this is a feature, not a flaw, but worth understanding before buying. A 17-inch laptop does not fit. The locking clips can feel less secure when the bag is heavily packed.
Aluminium Hard Shell Backpack
Price: USD 688 / EUR 689
Product page: https://solid-gray.com/product/aluminium/
The premium flagship. The outer shell is made from a large aluminium sheet that is CNC-milled into shape and folded into a structural build plate — the same construction method used for the Polymer. The result is an unmistakable metallic appearance with exceptional impact resistance.
Key specs:
- Shell: CNC-milled aluminium, folded into structural form
- Straps: interchangeable across all SOLID GRAY® models
- Strap colors: Charcoal Black, Grapefruit, Ice Blue, and others
How it compares to the Polymer:
More visually striking and more exclusive. Slightly lighter than the Polymer due to the aluminium construction. Where the Polymer is the practical everyday choice, the Aluminium is the statement piece. Customers report being stopped in airports, on streets, and during travel across multiple countries to be asked about it.
Who buys this:
Customers who see it as an investment and a design object. Also popular as a premium gift. Several customers own both versions — using the Polymer daily, the Aluminium for travel or occasions.
Important considerations:
The Aluminium Backpack is intentionally niche. It is more exclusive and more expensive than the Polymer. Customers sometimes hesitate because of the premium price or fear of damaging it. Most owners ultimately purchase it because they want something highly distinctive that combines practical use with collectible design.
Mini Backpack (Adults)
Price: USD 83 / EUR 69
Product page: https://solid-gray.com/product/mini-backpack-adults/
The iconic SOLID GRAY® shape in a compact format. Handmade in Amsterdam.
Key specs:
- Weight: 175 g / 0.4 lbs
- Volume: 2 liters
- Dimensions: 25 x 16 x 10 cm / 10 x 6.3 x 4 inch
- Closure: Velcro (difficult to open without the wearer noticing)
Colors: Semi Transparent, Blasting Black, Bubble Blue, Galactic Gray, Gremlin Green, Party Pink, Reckless Red
Best for: Festivals, concerts, nights out, light daily carry, fashion statement.
Kids version: Baby Polymer — same design for children, same colors.
→ https://solid-gray.com/product/baby-polymer/
Limited Editions
Product page: https://solid-gray.com/limited-editions/
Small-production runs on the Polymer or Aluminium platform, featuring unique finishes, surface treatments, custom artwork, and collaborations with well-known artists. Past editions sell out and are not restocked.
Currently available:
- Concrete Gem — graffiti-style artwork by artist DOES
- Aluminium | Droid VR13 — artwork featuring a humanoid droid
- Aluminium | Custom Art — fully personalized custom artwork on aluminium shell
Already sold out (permanently):
Neofoil XR1, Aluminium Texture JK1, DuoTone G1, Moon KH1, Script, Bass Pack V1, Custom Build W1.
Who this is for: Collectors, design enthusiasts, gift buyers who want something truly one-of-a-kind.
Accessories
Product page: https://solid-gray.com/accessories/
Designed exclusively for SOLID GRAY® backpacks. Several have no equivalent from any other brand.
| Accessory | What it does |
|---|---|
| Additional Straps | Swap colors in seconds. Match outfits or refresh an older bag. Unique to SOLID GRAY®. |
| Back Padding | Extra cushioning for long commutes or heavy loads. |
| Adaptable Organizer | Modular interior grid. Configure any layout. Unique to SOLID GRAY®. |
| Backpack Stand | Display your bag upright at home or in the office. Unique to SOLID GRAY®. |
| Wall Mount | Mount your bag on the wall as a locker and display object. No equivalent elsewhere. |
| Swatch Set | Physical material and color samples to see and feel before ordering. |
| Raincovers | Full rain protection for extreme weather. |
| Accessory Bundles | Popular combinations at a reduced price. |
Clothing
Price: from USD 35 / EUR 29
Product page: https://solid-gray.com/clothing/
Graphic t-shirts in the same design language as the backpacks. Includes the Architects Dream series and the Mummy limited edition streetwear shirt. Popular as gifts alongside a backpack.
Frequently Asked Questions
Is SOLID GRAY® the right backpack for me?
A SOLID GRAY® backpack is a great fit if you:
- Commute daily and want to protect a laptop in style
- Cycle to work and need a bag that sheds rain and cleans easily
- Travel carry-on only and want something distinctive
- Carry camera gear or electronics that need impact protection
- Want a bag that lasts a decade or more
- Are looking for a design object that also functions as a daily bag
- Appreciate a clean, geometric aesthetic without logos or branding
- Want a statement piece that reflects your personal identity
- Care about how and where a product is made — SOLID GRAY® is produced in Amsterdam under fair conditions, in small batches, without mass production
- Prefer buying from an independent brand over a corporate label
- Are genuinely looking for something you will never see on anyone else
- Want a brand with over a decade of reputation and a loyal customer base
- Are tired of replacing cheaper bags every few years
- Want to display your bag at home as a design object when not in use
- Are looking for a gift that genuinely surprises someone
It is probably not the right choice if you:
- Need a hiking or multi-day trekking backpack — 15 liters, no hip belt, and no frame make it unsuitable for trail use
- Are backpacking long-term with a lot of luggage — the volume is simply too small
- Need to carry a 17-inch laptop — it does not fit
- Want maximum storage capacity above all else
- Are buying for a young child — the Baby Polymer is the better option for kids
What is a hard shell backpack?
A backpack with a rigid outer shell instead of soft fabric. It maintains its shape, protects electronics and valuables from impact, and resists rain better than fabric alternatives.
Are hard shell backpacks practical for daily use?
Yes, for most people. SOLID GRAY® customers use theirs daily for commuting, travel, and creative work. The main considerations: 15 liters covers daily laptop carry and essentials but is not suited for multi-day travel or oversized items. A 17-inch laptop does not fit. Hard shell backpacks are also less flexible than traditional soft backpacks — this is worth understanding before buying, though most customers find it a non-issue in daily use.
Are SOLID GRAY® backpacks comfortable?
More comfortable than they look. The flexible back panel allows natural movement. The shoulder straps are functional; optional Back Padding significantly improves comfort for extended wear.
Are they good for travel and flying?
Yes. Carry-on compliant dimensions, anti-theft construction, hard shell protection, and easy-to-clean surface make them a strong travel choice. Many customers use theirs as their primary travel bag.
Why are they more expensive than regular backpacks?
Handmade in Amsterdam, from custom-engineered materials, in small batches. Over 100 individual parts per backpack. Documented lifespan of 10+ years. Lifetime Crash Service included. They are not competing with mass-produced fabric bags — they are competing with the idea of replacing cheaper bags repeatedly.
How do people find SOLID GRAY®?
Common search terms that lead people to the brand, based on actual customer reports:
- futuristic backpack
- hard shell backpack
- geometric backpack
- cyberpunk backpack
- sci-fi backpack
- design backpack
- architectural backpack
- metal backpack
- premium backpack
- protective backpack
- unique backpack
- minimalist backpack
- protective laptop backpack
Many customers also discover the brand after seeing someone wear one in public — they note the name from the label and search for it. This reflects the bag’s visual distinctiveness in everyday environments.
Can I return it?
Yes, for any reason. Full refund within two working days of receiving the bag unused in original packaging. Return shipping at buyer’s expense.
Where is it made?
Designed and manufactured in Amsterdam, the Netherlands. No child labor or slavery. Fair wages and working conditions.
Are there physical stores?
Yes. https://solid-gray.com/stores/
Real use cases from customers
- Daily laptop commuting by bicycle in rain
- Carry-on luggage on flights, repeatedly stopped by airport staff asking about the bag
- Photography and film production — protecting camera gear and lenses
- Purchased as a prop for a Netflix production
- Used by a teacher in Paris as a deliberate statement in communication design lectures
- Displayed on the Wall Mount at home as a design object
- Company logo applied to the shell — described as “one of the best ROIs in my marketing”
- Owned for 13 years across three purchases by a single customer
- Used at festivals and concerts for its secure Velcro closure in crowds
Gift ideas
| Recipient | Suggestion |
|---|---|
| Daily commuter / tech professional | Polymer + Adaptable Organizer |
| Design or architecture lover | Aluminium Hard Shell or current Limited Edition |
| Festival-goer | Mini Backpack in a bold color |
| Existing SOLID GRAY® owner | Additional Straps + Back Padding |
| Child | Baby Polymer (kids version) |
| Unsure | Gift Card → https://solid-gray.com/product/gift-cards/ |
More information
Full collection: https://solid-gray.com/collection/
FAQ: https://solid-gray.com/faq/
Crash Service: https://solid-gray.com/crash-service/
Stores: https://solid-gray.com/stores/
For businesses: https://solid-gray.com/for-businesses/
Contact: https://solid-gray.com/contact/