• plastic
• Surfboard balance fin: a strong water , the medium template is balanced to surfing lovers,surfboard replacement
• Paddle water stabilizer: the surfboard fin will be a good replacement for the surfboard, can keep its function,detachable paddle fin
• Paddle water divider: made of plastic material, tough, wear-resistant, durable, suitable for various kinds of inflatable surfboard,fin for sup
• Paddle board fins replacement: the surfboard fin will your board's tracking, meaning less stroke changes,plastic paddle fin
• Float tube fins: this fin was designed to ensure optimal compatibility with surf boards, paddle boards, kayaks,surfboard fin