1.Material: 600D polyester 2.Inside secure pocket keeps your wallet safe and close at hand 3.Two large main compartments with double zippers allow for easy stuff and opening 4.One spacious front pocket for extra storages 5.Interior organizers to front pocket 6.Two mesh sides pockets hold water bottle or other small items 7.Elastic drawcord at front side for extra gear 8.Compression straps create load stability and secure storage for additional gear 9.Shoulder straps contoured with air mesh lining 10.Full padded back panel with spiral channel for air ventilation