Dock Edge Torpedo Bumper -Ideal for commercial and marina applications, these heavy duty roto-molded bumpers are fabricated to be permanently secured in place. -Designed to protect the lower bow and anywhere you install the bumper. -It has grooves which act as reinforcing ribs and can be used for temporary strapping in places where fastening isn't allowed. -Fabricated with UV inhibitors and fungicides. -18 inch -Color: White.