900D Polyester with PU coating Our newest design discreet pack is compact enough to take on every trip and fully expandable to hold all your essentials. The molded comfort back panel provides semi-rigid, custom fitting support for maximum performance. The adjustable, padded, contoured shoulder harness combined with the polyester adjustable waist belt insure this pack will stay with you and balance the load even in the most rugged conditions. We have added side cinch straps and a bottom set of adjustable straps to hold your jacket or bedroll. The multiple outer pockets and pouches are for organizing your personal effects. Polyester, double-stitched carry handle, polyester side loops for attaching carabiners and side PALS webbing for added pouch attachment round out the features of this perfect day pack.