Red Spider Outdoor Tactical Rucksacks Military Backpack for Camping Hiking Trekking Constructed with waterproof 600D Nylon material, the backpack is wearable and durable. Fully adjustable padded strap help relieve pressure on shoulders while carrying heavy loads. Roomy main compartment and two front pockets, the military tactical backpack is already meet your needs. Molle system pouches can be attached freely Able to withstand daily use in any outside condition