• Rubber
• Detachable paddle fin--more option than honeycomb fins, without much loss in performance,portable paddle board fin
• Water sports paddle fin--universal design is easy to install and use, and can meet your various needs,paddle board tail fin
• Surfing paddle board fin--product made from rubber material, durable enough for your long time to use,inflatable boat fin
• Paddle board supply--this boat fin will help to increase the stability and direction of the surf bar,surfboard fin
• Paddle board fin--the surfboard fin is made of , tough, durable, wear-resistant,replacement paddle board fin