- Durable Material: Constructed from high-quality nylon plastic, this surfboard fin enhances durability and stability, ensuring a reliable performance while surfing. - Compatible Size: With dimensions of 18.4 x 3.5 x 21.5 cm, this fin fits seamlessly into most standard fin boxes on SUPs or surfboards, providing a stable and safe surfing experience. - Innovative Design: The unique fin shape and streamlined profile are engineered to optimize water flow, improving the flexibility and turning capabilities of your surfboard for safer paddling. - User-Friendly Installation: Designed with a lockable safety reinforcement buckle, the fin is easy to install. Simply attach the fin base to the rear of your surfboard, slide the SUP fin into the base, and you’re ready to hit the water. When you no longer need it, easily slide the buckle to remove the fin. Practical Applications: - Perfect for both beginners and experienced surfers looking to enhance their stability and maneuverability on the water. - Ideal for use in various water conditions, whether you are exploring calm lakes or tackling ocean waves. - A great addition for paddle boarders seeking improved steering and traction during their sessions. Choose this surfboard fin for a reliable, high-performance solution that enhances your water sports experience.