Durable TPU Elastic Rope:The surfing leash is made of high-quality TPU elastic rope material, with high strength, good elasticity, corrosion resistance and durability. It can withstanding seawater impacts and long-term corrosion.Strong enough to handle the longest and heaviest boards. Comfort & Anti-Scratch: The middle of the coiled surfboard leash is filled with 3cm-wide high-density neoprene, which is comfortable and can ensure leash cuff wont slide around on your ankle, preventing blistering and chafing. In addition, designed with a heat-shrinkable tube at the interface, guaranteed the safety of the rowing and the flexibility. Practical Velcro Design: The spring leg foot rope with Velcro design is simple and easy to use, suitable for most ankles, and can effectively prevent the foot rope from falling. It is an ideal choice to provide you with sufficient support during surfing. Size:Surf leash leg rope thickness: 5.5mm, single stretchable length: 3m, can eliminates the impact of dragging or hooking by various submerged things such as seaweeds or logs, it helps absorb the force from other matters. Wide Application: The length of the support rope is enough to allow you to switch postures on the surfboard.Suitable for most surfboards, such as bodyboards, SUP paddleboard, surf boards, long boards or short boards, etc.