• Plastic
• Water stabilizer--this surfboard fin can increase the stability of the board and keep you safe while surfing,surfboard balance fin
• Fin--this surfboard fin features a practical, users friendly design, with a detachable system which slides in and secures easily,fin for sup
• Surfboard fin--a strong water , the medium template is balanced to most surfing lovers,surfboard tail fin
• Surfboard paddleboard--this fin was designed to ensure optimal compatibility with most surf boards, paddle boards, kayaks,detachable paddle fin
• Plastic paddle fin--with the detachable design, easy to install and use, can meet your various needs,surfboard water stabilizer