
Description
Explore in Style: Adidas Adventure Backpack
Trail-Ready Utility: The adidas Adventure Backpack 21.5L "Blue / Black" Experience rugged outdoor functionality and an engineered, modular profile designed to bridge 1990s archival hiking heritage with the demands of modern urban commuting. The HD9660 draws direct inspiration from the legendary adidas Adventure line, translating outdoor trail-gear DNA into a functional, everyday carryall. Rendered in a bold, retro-technical "Blue" and "Black" color-blocked shell, this pack delivers a utilitarian, trail-to-street aesthetic built to handle gear-heavy campus routines, daily work transits, and weekend trail exploration alike.
Benefits: Engineered for all-weather commuting, outdoor day hikes, and campus transit, this backpack is constructed from a tough 100% recycled nylon ripstop shell that resists abrasions, snags, and light trail debris while remaining remarkably lightweight. A dedicated interior padded compartment cushions and separates your laptop from daily gear, ensuring technology remains protected during crowded commutes. Ergonomically curved, padded shoulder straps work alongside an air-mesh back panel to disperse heavy carry weight across the shoulders and back, promoting steady ventilation to keep you cool and dry on long transit days.
Key Features:
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100% Recycled Nylon Ripstop Shell: Durable cross-hatched technical fabric engineered for high tear resistance, light weather shedding, and eco-conscious longevity.
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Dedicated Padded Tech Compartment: Integrated interior sleeve designed to shield and suspend laptops or tablets from bottom-impact drops.
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Ergonomic Air-Mesh Backing: Ventilated, padded mesh back panel engineered to encourage active airflow, damp pressure points, and reduce sweat buildup.
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Dual External Stretch Pockets: Accessible side stash sleeves engineered to secure water bottles, umbrellas, or quick-reach trail gear.
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Quick-Access Front Zippered Compartment: Outboard pocket positioned for rapid transit access to keys, passport, phone, and charging cords.
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Padded Adjustable Shoulder Straps: Contoured harness system featuring adjustable webbing to dial in a personalized, weight-balanced center of gravity.
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Reinforced Top Grab Handle: Heavy-duty webbing haul loop engineered for swift hand carry and convenient hanging in lockers or coat racks.
Product Details:
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Product Name: adidas Originals Adventure Backpack
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Collection: adidas Originals Adventure
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Volume Capacity: 21.5 Litres
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Dimensions: 18 cm x 26 cm x 46 cm
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Colourway: Blue / Black
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Style Code: HD9660
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Shell Material: 100% Recycled Nylon Ripstop
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Lining Material: 100% Recycled Polyester Plain Weave
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Closure: Heavy-Duty Top-Zip Main Opening
Buyer Guidance & Fit Profile:
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Who This Product Is Best Suited For: Ideal for university students, hybrid office commuters, urban cyclists, and day-hikers who need a compact yet spacious 21.5-liter pack that balances retro outdoor utility with modern tech storage. Coordinates naturally with technical nylon windbreakers, cargo pants, fleece vests, and trail or terrace footwear such as the Hyperturf, Terrex Free Hiker, Response CL, or Samba. Not intended for multi-day backcountry backpacking requiring internal framing, hip belts, or 40+ liter cargo capacities.
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Fit & Capacity Profile: Sized as a versatile Mid-Volume Daily Pack (21.5L). The 46 cm vertical height fits standard torso lengths comfortably without riding too low on the lumbar spine or swamping shorter frames. The interior tech compartment accommodates standard laptops and tablets up to 15 inches with adequate corner protection.
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Recommended Conditions & Activities: Optimised for everyday city commuting, campus transit, flight personal carry-on, day hikes, and gym trips in dry to mildly damp weather. The ripstop nylon repels light drizzle, though an additional rain cover is recommended during prolonged downpours. Care Recommendation: Spot clean surface dirt with a soft brush, lukewarm water, and mild detergent; wipe internal compartments with a damp microfiber cloth; air dry completely at room temperature away from direct sunlight; do not submerge in water, machine wash, or tumble dry, as agitation can compromise the internal seams and protective foam padding.
Payments

Do You Accept Payment Over The Phone?
Yes, if you would like to pay for your item over the phone then please call us on 0161 336 2595 and we will have someone talk you through the process and complete your transaction. Please have all card details with you for a quicker and easier payment.
Are My Details Secure?
Absolutely! Trade Sports uses a 128-bit SSL certificate on the checkout page supplied by and kept up to date by Shopify to ensure that all customer information is kept secure and private at all times. We also use PayPal and Shopify Payments so you can rest assured that any private or sensitive information is safe.
Returns
Returns & Exchanges Policy
We want you to be completely satisfied with your order from Trade Sports. If an item isn’t quite right, we offer a straightforward 30-day returns window from the date of delivery for a refund or size/colour exchange.
Return Conditions
To qualify for a refund or exchange, items must meet the following criteria:
- Unworn & Unwashed: Items must be in pristine, brand-new condition with all original brand tags attached.
- Original Packaging: Items must be in their original manufacturer packaging (including branded footwear boxes and accessory bags).
- Protect the Box: Footwear boxes must not be taped or labelled directly. Please place the shoebox inside an outer mailing bag or postage box.
- Timeframe: Initiated within 30 days of delivery.
How to Return or Exchange (UK Customers)
All returns and exchanges are processed quickly and digitally through our online returns portal:
- Log In: Enter your order number and email/postcode into the portal.
- Select Items: Choose the items you wish to return and select whether you want a Refund or an Exchange (different size or colour).
- Pay & Generate Label: The tracked Royal Mail return label is £3.65, payable securely directly within the portal before your label is generated.
- Pack Your Parcel: Attach the label to your outer postal bag (never tape the shoebox directly). Drop it off at your nearest Post Office or parcel drop-off point.
Please note: Because your label is paid upfront in the portal, your item refund will not be subject to any return postage deductions upon arrival. For size or colour exchanges, once we receive and inspect your original pair, your replacement will be dispatched free of charge.
Prefer to Arrange Your Own Courier?
If you would rather use your own shipping method, please ensure you use a tracked service and obtain proof of postage. Address your parcel to:
Trade Sports Returns
Alpha House, Peel Street
Denton, Manchester
M34 3JY
United Kingdom
Damaged, Faulty, or Incorrect Items
Mistakes happen, and if we have sent you the wrong item or your order has arrived damaged or defective, we will put it right immediately at no cost to you.
Please email us right away at sales@tradesports.co.uk with your order number and a photo of the issue. We will supply a complimentary prepaid returns label.
(Please note: If you choose to arrange your own return shipping without contacting us first, return postage will only be reimbursed up to a maximum of £3.65).
Refunds & Processing Times
- Inspection: Once your parcel arrives at our Denton warehouse, our team will inspect the items against our return criteria.
- Processing: Please allow 2–3 working days from delivery for our warehouse to process your parcel.
- Payment Clearance: Once processed, you will receive an email confirmation. Funds typically take 5–7 working days to clear back into your original payment method.
- Original Shipping Fees: Express shipping upgrades (such as Royal Mail Tracked 24 or Special Delivery) are non-refundable in accordance with the Consumer Rights Act 2015.
International Returns (Outside the UK)
- Customers outside the UK are welcome to return items within the 30-day window using a tracked courier service of their choice.
- Return shipping costs and any applicable customs duties for overseas returns are the customer’s responsibility. We do not provide prepaid returns labels for international orders.
- EU Customers: In line with consumer regulations, standard original shipping costs will be refunded alongside the item value.
Extended Christmas Returns
Orders placed between 1st November and 24th December qualify for our extended holiday returns window. You have 60 days from purchase to return or exchange gifts, provided items remain unworn, brand new, and in their original packaging.
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