1. Sturdy Structure: Made of high quality PVC, these paddle board fins feature smooth surfaces, matte texture and excellent durability, making them a robust and wearresistant replacement option. 2. Ideal Surfing Accessory: Our paddle board fin replacement is an ideal accessory to achieve stability and control in the water. With its professional design, it maneuverability for both beginners and professionals, making it an essential tool for a strong ride. 3. Multiple Use: Our replacement for the fins of paddle boards is perfect for achieving the perfect balance on various inflatable paddleboards, kayaks or longboards with a retractable base. It provides optimal rotation stability with high compatibility. 4. Easy to Install: Insert and tighten. Simply replace the fins of your paddle board with the quick and easy installation of our product. No tools required: just insert the fin into the box and tighten the screws slightly.