Description: Premium Material: This boat fender is made of premium heavy duty PVC material, has good impact resistance, durable to use. Great Buffer Effect: This boat bumper fender features a great buffer effect, helping to protect boats and docks from damage caused by the heavy collision between hard surfaces. Reinforced eye holes: Boat bumpers for docking, with reinforced eyelets on the end, can be hung vertically or horizontally, easy to install and disassemble and help the boat fenders for docking attach to the boat more firmly. High Perofrmance: Pontoon boat Fenders, anti collision and resist abrasion, making it strong enough to withstand external force extrusion. Wide Applications: This inflatable boat bumper is great for dock, yacht, sailboat, canoe, pontoon, speedboat, etc. Specification: Product Size: (Optional) G0: 11cmx40cm/4.33inchx15.75inch G1: 14cmx50cm/5.51inchx19.69inch G2: 16cmx58cm/6.30inchx22.83inch G3: 21cmx68cm/8.27inchx26.77inch Thickness: 3.8cm/1.50inch Material: PVC Package Includes: 1 Boat Fender Note: Please allow slightly errors due to manual measurement and different monitors.