Specifications: It is made of premium quality PVC material which makes it safe and durable for you to use. Also, it is designed to avoid damage caused by collisions with other ships when you are mooring your boat at the dock so it would be very helpful for you to use. Meanwhile, this boat bumper fender ball is inflatable so it is very easy and convenient for you to use. Additionally, it is anti-uv which makes it very corrosion and wear resistant. Furthermore, due to its excellent anti-collision performance, it is well-suited for extreme weather. Moreover, it has wide application including for yacht, inflatable boat, speedboat and floating platform. Item Name: Bumper Fender Ball Material: PVC Features: Inflatable, Anti-UV, Fine Workmanship, Durable Size: 40cm x 11cm x 11cm/15.75" x 4.33" x 4.33" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bumper Fender Ball