Fortitude 45L Outdoor Military Tactical Molle Backpack Rucksacks Camping Hiking Tekking Bags Material: 800D Oxford Main Compartment: 48 * 35* 18cm/ 19 * 14 * 7in (Height * Width * Depth) The waist belts which can disperse the load to the lumbar area more effectively. It makes the backpack more comfortable. The inside pouches are made by waterproof material, wearable and durable. Perfect to use when hiking, climbing, riding and other outdoor actives