Large, waterproof trunk bag with interior roll top closure for piece of mindSpacious main compartment with zippered side pocket and shock cord top for stashing jackets or water bottlesAvailable with Basil`s Universal Bridge System (UBS) or pre-installed MIK mounting adapter for use with MIK compatible rear racksRemovable shoulder strap makes it easy to take on the go even when loaded with gearReflective accents and light mount improve visibility and safety when riding after darkMIK12.6x7.5x8.3`427 c.i.Black/GreenX-Large (301-500 c.i.)