Design of the double swivels for resistant seawater corrosion effectively. The rope can twist freely to protect your feet from tripping by the knot. Due to strong elasticity and high hardness, the product is durable and comfortable to use. Made of webbing, TPU, and nylon, it is durable for long-term use. Available in three sizes. Suitable for light surfboard ankle strap, foot rope traction strap, and surfboard use. Designed for all-around surfing. Item Name: Surfing Ankle Rope Material: Nylon, TPU, Webbing Features: Flexibility, Stretchy, Ultra-light Rope Diameter: 7mm Color: Yellow, Black, Orange, Blue, Green Lengths: 8ft, 10ft, 12ft How to use: Connect the surf rope to the ankle, leg, hand, or body between the surfboard. Size Details: 240cm Surfing Ankle Rope: 240cm x 0.7cm / 94.49" x 0.28" (Approx.) 300cm Surfing Ankle Rope: 300cm x 0.7cm / 118.11" x 0.28" (Approx.) 365cm Surfing Ankle Rope: 365cm x 0.7cm / 143.7" x 0.28" (Approx.) Notes: Due to lighting and screen setting differences, the item's color may be slightly different from the pictures. Please allow slight dimension differences due to manual measurement. Package Includes: 1 x Surfing Ankle Rope