A backpack full of soggy stuff is a major drag Keep the contents of your OGIO No Drag Mach Backpack dry with this waterproof cover Key Features: High Viz Orange, reflective OGIO logo and piping for added visibility, Designed to fit Mach 5, Mach 3 and Mach 1 bags, VELCRO® brand fastener straps secure rain cover to shoulder harness, Elastic binding securely cinches around pack for a snug fit, 210 denier polyester oxford with waterproof PU coating, Fits all models of OGIO No Drag Mack packs, .