Specification: travel bag: Military Army Backpack. Tactical Backpack: camouflage backpack. Military Backpack: outdoor hiking bag. Material: oxford. Gender: Unisex. Function: Climbing&Camping&Hiking&Trekking. Bag capacity: 3L Outdoor Bag. Bag Material: 600D Waterproof Oxford. Backpacks Type: Softback. Size:17*4*44.5cm/6.69"x1.57"x17.51". Lining:Polyester. Weight:0.4kg. Package include: 1*water bag.