• Plastic
• Surfboard center fin--with the detachable and adjustable design, easy to install and use, can meet your various needs,surfboard accessory
• Water separator for surfboard--this plastic fin can promote tight arc turns while maintaining hold and driving ,surfboard paddleboard
• Surfboard water stabilizer--more option than the plastic fin in the market, without much loss in performance,plastic surfboard fin
• Kayak skeg--this fin was designed to ensure optimal compatibility with surf boards, paddle boards, kayaks, being for all sorts of brands and board sizes,surfboard replacement
• Plastic paddle fin--the surfboard fin will be a replacement for the surfboard, can keep its function,fin for sup