The Trident Sissy Bar Backpack is constructed out of cordura. The backpack has a total storage capacity of 1900 cubic inches with adjustable sternum clip and waist straps. Useful means of storage for both short and long commutes, it is ergonomically designed with hook and loop ties to make it more comfortable when carrying. When off the bike, you can carry this bag by slipping on the padded shoulder straps. If you need to secure the backpack to the motorcycle, you can simply put away the straps in the back. Features a top zippered pocket with its interior lined with fleece, perfect for storing more fragile items such as sunglasses. On either side of the bag, there are zippered pockets perfect for transporting smaller belongings and mesh pockets where you can insert water bottles up to 17 Oz. Includes a separate zippered compartment for shoes separate from your clothes and other essentials. And the three additional pockets in the front is best for organizing smaller items like snacks, phone, keys, wallet and electronics chords.