High Sierra Access Backpack (Mercury/Grey) Front compartment with convenient side access zipper. Tuck-away rain cover. Mesh beverage compartment on the side. Premium multi-pocket organizer with key fob. Easy access deluxe media pocket, with headphone port, holds various sizes of cell phones VAPEL mesh padded grab handle and deluxe back panel with tuck-away waist belt. Adjustable side compression straps Materials: Diamond Ripstop, Mini-Ripstop, 600-denier Duralite Size: 20" x 15" x 9.5" Capacity: 2743 cubic-Inch Multi-compartment design.