The Bumper® 1/2 is a dock fender that's fixed on the pontoon. It protects the bow and amidships and comes in handy when you're short-handed or single-handed. Suitable for square or round-end pontoons. Sturdy construction from rotomoulded, UV-protected PVC. Air filled, it's 35.4" long and has a 9-4/5" diameter. Max pressure is 1.45 psi. Secures to dock using screws.