DYJ Outdoor 40L Military Rucksacks Tactical Backpack Assault Pack Army Molle Bug Out Bag Combat Backpack Waterproof for Hiking Camping Trekking Hunting MATERIAL: 40L Capacity, Made of Water-resistant 900D Oxford fabric, make the military backpack have strong Waterproof performance and Anti-scratch wear resistance.Outer Material: High strength abrasion nylon;Inner Material: Waterproof Silky Cotton. HANDY and DURABLE: Versatile 3-Way for carrying,backpack + Small Waist pouch, which is a nice add on that will come in handy at some point.The Waist pouch can be used seperately.Main compartment fits for 14" laptop,15 pieces T-Shirts and other gears. All the stitching and webbing, are used in military specification nylon material, longer straps slider, sleek, durable. MOLLE SYSTEM: External expansion system designed to be used in combination with other equipment, you can load pockets, water bottle bag, accessory kits and other FEATURES: 1.Versatile 3-Way for carrying 2.Detachable Small Waist pouch 3.The Velcro on the Rucksack, show your personality! 4.Thicker hand straps, Easy to hang 5.Thicker sandwich fabric,effectively reduce the weight, breathable and comfortable 6.Chest sliding adjustment system can quickly adjust to comfortable state,suitable for outdoor sports 7.Adjustable waist and sternum strap FITTED: Suit for running, hiking, camping, hunting, cycling, shopping, photography,traveling, climbing, sport, go to school, tools bag and so on.