Capacity: 36 L. This backpack features 2 separate compartments and is made from 100% polyester with a PVC covering. It measures approximately 51 x 29 x 28 cm and weighs 1400g. The pack includes padded shoulder straps, a waist belt, and a carrying handle. It has two large compartments with zipper and mesh pockets, a front pocket with an organizer, and all compartments use a 2-way zipper. Volume can be adjusted with side compression straps. Molle attachment points are available, and there is an integrated velcro pocket for a hydropack.