1.Premium material: This surfboard fin is made of nylon plastic with smooth and sensitive surface treatment, which can be firmly attached to the surfboard. The material of the surfboard fin has good wear resistance and impact resistance as well as good water resistance. It is particularly suitable for mounting on the beginner surfboard to stabilise the paddle. 2. design: the surfboard fin has a unique shape, the upper end is finshaped and the streamlined appearance corresponds to the physical principles of water sports. Our surfboard fins increase the stability and balance of the surfboard, the fin can better support you forward and rotation. so you can enjoy the fun of surfing more easily. 3.Safer paddle experience: our surfboard fins are used to increase the stability and balance of the surfboard and effectively reduce the impact of the reef when paddling. They are particularly suitable for stabilising on the surfboard when paddling and effectively reduce the impact of the reef when paddling. Let surfers enjoy the fun of surfing easier 4.Easy to use: Our surfboard fins have a clipon reinforcement buckle. You can stick the fin base to the back of the surfboard first so you can install the sup fin on the water ski base. If you no longer need the SUP fin in the future, slide the buckle of the SUP fin to remove it.