Description: Package Contains: Package content 1 Surfing Fin, a wonderful accessory for surfboards, enhanced flexibility that helps improve your surfing performance. Great for surfers who are learning surfing. NOTE: The American standard refers to the matching slots for screws and washers.Premium and Reliable: This surfing fin is made of PVC material, which is wear resistant, tough and not easy to break, strong, and reliable, and can be for a long time use. Suitable for most surfers, making it a versatile addition to your surfing gear.Feature: 10inch Surfboard Tail Fin is designed with good workmanship, decreases water resistance, easy to install, and provides stability, balancing steering maneuvers, and traction. Lightweight and Easy to Use: Despite its sturdy construction, this surfboard fin is lightweight and easy to handle, allowing you to effortlessly use in the water. Easy installation, to increase the stability and directionality of surfboard.Wide Application: Surfboard fin thruster is suitable for longboard, surfboard, and stand up paddleboard, providing good hold in both flat waters paddling and turning around. Specification: Material: PVC Package Includes: 1 Surfing Fin Note: Please allow slightly errors 1-2cm differences due to manual measurement.