1.VELCRO place for patches you like. 2.Dual way zipper for more easy use. 3Reflective bar for safer riding. 1.With a shoulder strap can be us as a shoulder bag. 2.Anti-skip bottom, more durable. With a rain cover.no worry about the bag get wet when it rains. Supported thick steel wire The two sides are supported by thick steel wires to ensure the package version in not deformed. Folding method 1.Open the side pocket and lay down.fold the main bag in half. 2.Fold the two side to the middle. Zipper opening 2The top large open to the main compartment for more easy using. 2.Two side zipper pocket with dividers .