• nylon
• Nylon surfboard fin--the surfboard fins will your board's tracking, meaning less stroke changes,boat fin
• Water divider--unique curved streamlined design, this surfboard fin will be a assistant for your surfing,water separator
• Surfboard fin--the surfboard fin use glue to stick the fin base on the back end of the surfboard, and plug the fin into the base,nylon water divider
• Nylon center fin--the tail vane can increase the stability and handling of the surfboard,boat tail rudder
• Surfboard tail rudder--well designed, which is easy to operate and install, and can meet your needs,tail fin