This deluxe bag is ideal for commuting, general purpose or in conjunction with full panniers for touring. Features a large capacity main compartment, 2 side pockets and an expandable top pocket. Main compartment is insulated, and can store up to eight 16-oz. cans; insulated water bottle holder on back of bag. Durable 1000-denier Cordura Plus(R) nylon construction. Extra-thick ridged foam sides, top and bottom protect its contents. Features a 3M reflective strip, built-in carrying handle, plus detachable shoulder strap. Two mounting choices available: Quick Clip mount for QR Beam Rack or conventional webbing with hook-and-loop straps.