Matein, Rolling Travel Backpack, with Wheels, 17 inch Laptop 。This 2-in-1 rolling backpack converts between a wheeled trolley and a backpack for effortless travel. Designed for adults, it rolls smoothly on wear-resistant rubber wheels and features a sleek black exterior. Condition: Brand new 1. Measurements 20 x 14.6 x 8.7 inches, weight 4.93 lbs, handle extends up to 42 inches 2. Materials / Fabric Water-resistant polyester exterior, nylon, polyester, aluminum handle 3. Features ? Travel-Friendly – Fits overhead carry-on requirements; TSA-friendly design unfolds 180 degrees for easy security checks ? Organized & Spacious – 40-liter capacity holds 3-5 days of clothing; padded compartment fits laptops up to 17.3 inches ? Sturdy Wheels – Silent, wear-resistant rubber wheels with steel axle for smooth travel on various surfaces ? 2-in-1 Convertible – Stowable shoulder straps let you switch between rolling and backpack mode; tuck straps away while rolling ? Weather Resistant – Waterproof-coated bottom and sides guard against scratches and impacts; carry on your back in wet weather fast shipping, smoke-free home, bundle & save QjBERldMUFQzUw==