3-in-1 LARGE CAPACITY - Large duffle bag size approx.: 26.7"*13"*9.8" / 68*33*25CM (L*W*H) . Capacity:65L. This tactical military assault backpack is made of quality and water-resistant high density fabric. With large capacity allow you to carry all your tactical gears, it can be used as Travel duffle bag, Gym duffle bag, Utility duffle bag and so on. MULTI-FUNCTIONAL - This tactical assault pack have 1 main compartments, 2 side zipper pocket, a top hidden pocket and a back expansion. Each pocket has two zipper pulls and the large main compartment area has 2 removable dividers and fixing strap to hold things orderly or anything you don't want to move around. COMFORTABLE & TOUGH - Two removable shoulder straps are padded and adjustable and the waist belt expands enough. The thick mesh padding back area and shoulder straps will not pinch you under heavy duty. ARMY MOLLE SYSTEM - The front and both sides come with MOLLE system, Molle webbing throughout for attaching additional tactical pouches or gear as 3 day assault backpack combat Molle backpack. The two extra straps and buckles on the front are great to Reinforced backpacks. PACKAGE INCLUDED - 1 duffle bag, 2pcs binding retainer, 2pc removable shoulder straps. Should you have any additional problem, please let us know without hesitation at any time.