These Dockmate Heavy-Duty Marina-Grade Dock Bumpers are made of an EPE, multi-layered cell foam and covered with a heavy-duty reinforced fabric for durability. Heat-sealed construction is waterproof, mildew-resistant, and UV-resistant. Includes stainless steel eyelets for fastening bumpers to the dock. 36"L x 8"H x 6"D. Waterproof, mildew-resistant, UV-resistant Heavy-duty reinforced fabric 36""L x 8""H x 6""D | Dockmate Heavy-Duty Marina-Grade Dock Bumper, 36"L