The 24″ Dock Saver Straight Dock Bumper is developed specifically for AIR CUSHION spot protection. Order several for complete protection. Mounted vertically or horizontally on docks, pilings or boat houses. The 24″ Wide by 2 1/2″ tall and 2 1/2″ thick air cushion is there to offer maximum protection when you need it the most! This is the best spot protection available on the market. Manufactured by Ultimate Dock & Pier Products.