- Flexible and Durable: Made from high-quality PVC material, these Soft Flex Sups Center Fins offer remarkable flexibility and long-lasting durability, ensuring reliable performance for all your surfing adventures. - Compatible with Longboards: Designed to fit standard longboard fin boxes, these surf fins are easy to install and provide a secure fit, enhancing the stability and performance of your longboard for an improved surfing experience. - Perfect for River Running: Ideal for both seasoned surfers and beginners, these fins excel in river running. Their streamlined design and flexible structure promote smooth navigation, giving you excellent control and maneuverability in various water conditions. - Use Scenarios: - River Surfing: Navigate through river currents with ease and confidence, maintaining control during your ride. - Longboard Performance: Elevate your longboarding experience with enhanced stability, perfect for cruising or tackling waves. - Beginner-Friendly: Suitable for new surfers looking for fins that aid in learning balance and control on the water. These Soft Flex Sups Center Fins are the essential addition to your surfing gear, combining functionality, compatibility, and superior performance for every water adventure.