This assault bag is made of a strong nylon construction. Able to withstand daily use in any outside condition. Includes numerous double stitched Molle system so you can add extra gear. Four compartments for large amounts of storage, and one hidden side compartment located at the back of the bag. Varies mesh pockets inside the larger compartments for storage of smaller items including phones, glasses, wallets, magazines, etc. Made with adjustable padded straps and padded back for max comfort. Bag measures 18" x 9" x 12".