Hull Hugr Dock Corner Bumper 12 Hull Hugr Dock Bumpers are constructed from UV-resistant and tear-proof vinylpolyester tri-laminate, and are filled with high-density closed-cell polyethylene foam. This bumper features four corrosion-proof polycarbonate grommets, one in each corner for mounting to docks. White. Dimensions 12 x 12 x 6 x 4 California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Fenders Product MPN HHB-C2W Product UPC 73782603