CLASSIC FIN TEMPLATE: The perfect fit for a longboard or SUP, this classic fin templates is designed for center fins for longboards and paddle boards. Full outline, increased surface area, and a more cured tip allows for easy pivoting for quick turns and setting up for noserides. Promotes tight arc turns while maintaining hold and drive down the line. DURABILITY: Tested and thrashed by UPSURF professional group to make sure what buyers ordered are durable enough for usage. Size and color that you can match freely. We are a surf company that has been in the surf industry over 15 years in China. We have worked for several big brands for many years. We have own designer team and production team for surf products. We have a very professional and responsible sales team. Our main purpose is to provide high quality and affordable products to our customers. Our mission is find the best way to serve the surf product market.