ArcEnCiel Tactical Military Sling Chest Pack Bag Molle Daypack Backpack Large Shoulder Bag Crossbody Heavy Duty Gear for Hunting Camping Trekking Material : 1000D Wear-resistant nylon with protective sponge lining Size : 13.8 * 5.9 * 17.7 in ; Wide padded adjustable shoulder strap from 17" to 33" ; Adjustable waist strap from 19.37" to 39" Exterior : 2 front zipped pockets , 1 back zipped pocket , 1 zipped pocket on shoulder strap . Interior : 1 mesh pocket , 1 laptop / hydration compartment ( accepts up to 2L water bladder) MOLLE external expansion system designed for adding other equipments ; you can load pockets , water bottle bag , accessory kits and others Suitable for Trekking , Hiking Climbing , Campers and other outdoor activities