Molle Rucksack Military Style 50L Three Day 900D Hydration Ready Backpack with Molle Modular Attachments MOLLE RUCKSACK: High quality 900D large 50L military style backpack including three modular attachments and Velcro area (2 x 5) on the front for attaching your own patch. Perfect size for a 72 hour emergency pack. VERSATILE: Great for hunting, camping, biking, hiking and makes a great Bug-Out Bag. COMFORT: High density foam back, padded adjustable shoulder straps, wide adjustable belt waist strap, adjustable chest strap. MOLLE ATTACHMENTS: Comes with three detachable MOLLE pouches. The large front pouch has its own wide adjustable shoulder strap. Bottom gear straps for attaching sleeping bag or other gear. CONSTRUCTION: Made with rugged Ripstop Waterproof 900D Nylon (this is stronger than standard 600D fabric) and heavy duty zippers. FREE how to pack a backpack 5 page manual will be emailed to you upon purchase!