Premium Material: This boat is made of premium heavy duty PVC material, has good impact resistance, to use. Great Buffer Effect: This boat bumper features a great buffer effect, helping to protect boats and from damage caused by collision between hard surfaces. Reinforced eye holes: Boat bumpers for docking, with reinforced eyelets on , easy to install and disassemble and help fenders for docking attach to 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 marine boat bumper is great for dock, yacht, sailboat, canoe, pontoon, speedboat, etc. Size Chart: Boat Size:L x W 11cmx40cm/4.33inchx15.75inch Rope Length:150cm/59.06inch Color:Black Material:PVC Package Contents: 2 * Boat Fenders 2 * Ropes 2 * Needles Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.