1.Material: 600D polyester, weatherproof 2.Detachable cellphone pocket on shoulder straps 3.Two side mesh pockets for extra items 4.V-loft pocket for CD/MP3 player, with quick zipper access 5.Internal pockets for daily necessities 6.Easy an quick access with zipper entry to the main compartment 7.Main compartment with unique wide-mouth zip opening for easy access 8.One front pocket 9.Top handle for easy and fast carrying 10.Anti-slip padded shoulder straps 11.Fully padded back panel