ELLIKER Wharfe Flap Over Backpack Sand. 100% waterproof backpack made from 100% recycled polyester fabric made from GRS-certified plastic bottles. Opening flap closure with easy-to-use G-Clip for easy access to the interior. Padded shoulder straps, contoured back rings and adjustable waist and chest straps. Padded 15" laptop compartment with exterior access. Multiple interior compartments. Polyurethane coating. Reinforced seams. YKK closures. Capacity: 22L. Size : 53 x 29 x 14 cm.