Large multi-compartment design. Angled adjustable compression straps. Organizer with zippered mesh pocket, pen pockets and removable key fob. Front zippered pocket with gussets. CD pocket with molded headphone port. Attach gear with monster hook. S-shaped Vapell mesh Airflowl padded shoulder straps with Suspension System, Thumb-ring pulls and cell phone pocket. Padded back panel / ribbed grab handle. Materials: Duralite RipStop, 600 Denier Duralite, Waffle weave, 1000 Denier Duralite. Dimensions: 19.5"x 13"x 7".