• Plastic
• Fin for sup--full outline, increased surface area, and cured tip allows for easy pivoting for quick turns and setting up,surfboard water separator
• Surfboard tail fin--the fin is adopted the plastic material, tough, wear-resistant and ,paddle water stabilizer
• Water stabilizer--the fin is with the detachable design is easy to use and install, and can meet your various needs,fin
• Detachable paddle fin-- for adventurous seeking optimal stability and control on the water,float tube fins
• Surfboard balance fin--providing you with the stable balance and control for an extraordinary kayaking adventure,paddle fin