Description: Package Contains: Package content 1 Surfing Fin, a wonderful accessory for surfboards. Perfect for surfers who are learning surfing.Premium and Reliable: This surfing fin is made of high quality PVC material, which is wear resistant, tough and not easy to break, strong, and durable, and can be for a long time use.Feature: is designed with good workmanship, decreases water resistance, easy to install, and provides stability, balancing steering maneuvers, and traction. Size 21cmx6.5cmx6.4cm/8.27inchx2.56inchx2.52inch.Easy Installation: Use glue to stick to the rear end of surfboard, usually on both sides of the board surface, to assist the use of the central water diversion sheet, to increase the stability and directionality of surfboard.Wide Application: Surfboard fin thruster is suitable for longboard, surfboard, and stand up paddleboard, inflatable surfboard, providing good hold in both flat waters paddling and turning around. Specification: Material: PVC Size Chart: 21cmx6.5cmx6.4cm/8.27inchx2.56inchx2.52inch Package Includes: 1 Surfing Fin Note: Please allow slightly errors due to manual measurement and different monitors.