DESIGN: Rugged 400-denier ripstop nylon construction Lightweight sculpted PVC-free HydroZote foam Segmented and hinged body EZ-pull side zipper entry Adjustable side and shoulder straps Breathable mesh lower back Comfortable neoprene shoulder pads SOLAS grade reflective strips for visibility (4) D-ring attachments for attaching hydration Expandable front pocket with over-pocket and lashing tab Style: YUKONEPIC