BANGE Flexon Roll-Top Waterproof Backpack – Expandable 22–30L YKK Oxford USB Laptop Backpack Fits 15.6" | Work, Travel & Outdoor

1️⃣ HIGH-DENSITY COATED OXFORD + YKK WATERPROOF ZIPPERS – WEATHER-SEALED PROTECTION – The BANGE Flexon is built from premium high-density coated Oxford fabric with a scratch-resistant finish, reinforced stitching, and top-grade YKK waterproof zippers that seal every entry point against rain, splashes, and extreme weather conditions. A backpack that keeps your laptop, clothes, and valuables completely dry no matter what the forecast says.
2️⃣ EXPANDABLE ROLL-TOP 22L–30L – ADAPTS TO YOUR DAY – The innovative adjustable roll-top design expands effortlessly from a streamlined 22 liters for daily office and school use to a generous 30 liters for travel, weekend trips, and outdoor excursions. One backpack that intelligently grows with your needs — no overpacking, no compromising, just the right capacity every time.
3️⃣ PADDED 15.6" LAPTOP SLEEVE + 12.9" iPAD + A4 DOCUMENTS – COMPLETE DEVICE PROTECTION – A dedicated padded laptop compartment provides shock-absorbing protection for laptops up to 15.6 inches alongside a 12.9-inch iPad pocket and A4 document sleeve. Your most valuable electronics and important papers travel safely cushioned and organized, fully isolated from external impacts and pressure at all times.
4️⃣ DEDICATED SHOE & LAUNDRY COMPARTMENT – HYGIENIC TRAVEL STORAGE – A unique independent shoe and dirty laundry compartment keeps soiled clothes and footwear completely separated from your clean belongings — a game-changing feature for gym-goers, weekend travelers, and business trips where hygiene and organization are equally important. Pack everything in one bag without mixing clean and dirty.
5️⃣ VENTILATED ERGONOMIC STRAPS WITH CARD SLOT & GLASSES HOOK – COMFORT MEETS CONVENIENCE – Aerodynamically shaped ventilated shoulder straps with breathable padding distribute weight evenly for fatigue-free all-day wear. Built-in card slots on the straps provide instant access to transit cards and IDs, while the integrated glasses hook keeps your eyewear safe and immediately reachable — thoughtful details that make every commute smarter.
6️⃣ INTEGRATED USB CHARGING PORT | 1.18KG AIRLINE-READY | WORK, SCHOOL & TRAVEL – The external USB charging port connects to your internal power bank for on-the-go device charging without opening the bag. At just 1.18 kg and sized to meet airline carry-on requirements, the BANGE Flexon Roll-Top is the definitive all-in-one backpack for students, professionals, and travelers who need premium performance, smart storage, and modern convenience in every journey.