Flexible and Safe Design The second generation automatic specialshaped paddle board balance rudder features a flexible, retractable fin that reduces the risk of injury for both adults and children while surfing. It is designed to be safer than traditional fins by offering controlled flexibility and easier retraction when needed. Versatile for Various Surfing Conditions This fin is suitable for surfing near shore, shallow reefs, and other lowwater environments. It adapts to different water conditions to provide a smooth and enjoyable ride, enhancing stability and control across a range of conditions. Durable, Soft Material and Fin Box Protection Made from soft flexible plastic, this 9inch automatic shaped tail fin is built to last and resistant to breakage. It is designed to minimize the chance of damage to your board's fin box, giving you peace of mind during your sessions. Sleek Design and Color Options Available in black and orange, the tail fin features a streamlined design that improves maneuverability and stability, helping you ride with more confidence. Use Scenarios Coastal surfing near shore or over shallow reefs where a retractable fin can reduce snagging and enhance safety. Fly fishing and paddling in lowwater streams and rivers, where the flexible fin accommodates shifting currents. Paddling in shallow lakes and other shallowwater environments, where the design supports steady tracking and control.