BANGE BG-7700 Premium Large Capacity Waterproof Travel Backpack

Organise your daily routine, academic gear, and travel wardrobe with the smart, expandable design of the BANGE BG-7700 Roll-Top Backpack. Perfectly balancing polished business aesthetics with casual weekend utility, this versatile rucksack adapts to your day. It swaps out the rigid look of traditional commuter packs for a softback structure that lets you pack efficiently, ensuring a clean and structured profile whether you are heading to the office or packing for an overnight trip.

The true highlight of this travel pack is its flexible 22-litre to 30-litre roll-top body combined with a separate base laundry compartment and premium waterproof YKK zips. Designed for seamless adaptation, the top flap unrolls effortlessly to give you an extra 8 litres of packing space whenever your travel plans demand it. To keep your fresh clothes and professional gear pristine, the independent bottom pocket provides a dedicated, clean space to isolate footwear or gym laundry.

• Flexible 22L to 30L Roll-Top: Seamlessly adjusts its capacity to match your day, giving you a streamlined commuter pack or a spacious weekend travel bag.
• Premium YKK Waterproof Zips: Equipped with world-class, weather-sealed YKK zip tracks that glide smoothly and protect your electronics from heavy rain.
• High-Density Coated Oxford Fabric: Crafted from a soft yet robust, scratch-resistant outer fabric that lets raindrops roll right off.
• Isolated Bottom Compartment: A dedicated base pocket engineered to keep worn gear or shoes completely separate from your clean main storage.
• Separate Shockproof Tech Hub: Features an independent cushioned rear bay to gently cradle a 15.6-inch laptop and a 12.9-inch iPad from external impacts.
• Harness Quick-Access Slots: The contoured shoulder straps feature an integrated quick-stash card pocket alongside a convenient loop to park your sunglasses.

The BANGE BG-7700 moves smoothly between campus life, daily transits, and airport terminals. Weighing a balanced 1.18kg when empty, it features an arcuate shoulder strap system and a breathable, cushioned back panel that distributes weight evenly to reduce carrying strain. The sleek, solid outer fabric is low-maintenance, letting you wipe away dust or minor spills with a quick damp cloth.

Inside the large-opening main compartment, a tidy layout helps you unpack quickly at hotel counters or in meeting rooms. A fast-access vertical zip pocket on the front panel keeps your phone charger, power bank, or earbuds right at your fingertips, while the expandable side pocket is perfect for a travel umbrella or water bottle. Finished with premium custom buckle hardware, this unisex rucksack delivers everyday comfort and style for the modern commuter.

• Brand & Model: BANGE Flexon Series BG-7700
• Style: Modern Business Casual, Expandable Travel Backpack, and Urban Roll-Top Rucksack
• Primary Material: Water-Repellent, Anti-Scratch Coated High-Density Oxford Fabric
• Lining Material: Smooth Protective Polyester Core
• Hardware Profile: Heavy-Duty Custom Metal Buckles and Weather-Sealed YKK Zips
• Backpack Framework: Expandable Softback with a Flexible Fold-Over Cover
• Internal Capacity Matrix: Adjustable volume moving from 22 Litres (Compact) to 30 Litres (Fully Expanded)
• Device Compatibility: Separate heavily padded compartment fits laptops up to 15.6 inches and tablets up to 12.9 inches
• Storage Layout: Large-Opening Main Chamber, Independent Tech Compartment, Isolated Base Laundry/Shoe Section, Front Fast-Access Zip Pocket, 1 Elastic Side Pocket, and Hidden Shoulder Card Slot
• Carrying Architecture: Ergonomic Arcuate Shoulder Straps, Air-Mesh Back Padding, Sunglasses Hook, Integrated Luggage Trolley Strap, and a Reinforced Soft Grab Handle
• Product Dimensions (Compact): 44cm x 30cm x 17cm (H x L x W)
• Product Dimensions (Expanded): 60cm x 30cm x 17cm (H x L x W)
• Net Weight: 1.18kg (1180 grams)
• Colour Configuration: Classic Solid Black
• Gender Spectrum: Unisex Design (Tailored for both Men and Women)
• Origin: Mainland China