Collapses and compacts into a small carry or storeaway bag when not in use Made of durable ripstop polyester, a lightweight fabric with robust fibers interwoven at specific points for extra tear resistance, helping to prevent and ‘stop rips' from occurring during travel U-shaped opening into spacious main compartment Bi-fold bottom board for extra rigidity Top and side padded carry handles / two webbed side handles for easy lifting Recessed in-line skate wheels for smooth mobility Adjustable/removable shoulder strap Front easy-access accessory pocket / Side mesh pocket for wet items and toiletries Measurements:28 x 13 x 12, 71.5-liter capacity, weighs 2.4lbs Five-year manufacturer's warranty