An excellent large tactical backpack that offers 40 liters of storage space. The XG-MB40 is durable and makes a great bugout survival backpack allowing you to stash your personal gear safely and securely even in the most harsh outdoor conditions. This is a monster of a backpack, which is constructed of resilient 800D waterproof nylon. This large tactical backpack is tough enough to take whatever is thrown its way, and it's also a spacious backpack with plenty of internal storage and a small footprint. There are a wide variety of pockets for storage allowing you stay organized, and the mesh-padded shoulder straps are adjustable and provide a comfortable fit. Now you can go day or night hiking with all of the storage and comfort you need.