Description: The jump rope has a cordless design with high-quality ball bearing system, so you don't have to worry about hitting your leg or tripping over the rope, which keeps you away from danger and distraction while exercising. Jump rope built-in weighted iron can improve the rate of fat burning, so this jump rope is suitable for fitness and weight loss people to use. Its sphere can also give tendon massage, so its function is not single. There is two sizes of the rope for you to choose from. The length of the rope is 270cm, the diameter of the large ball is 6.5cm, and the diameter of the small ball is 3cm. It is suitable for home, gym, school and so on. Item Name: Cordless Jump Rope Material: PVC,EVA,PP Features: Non-slip, Portable, Cordless Size Details: Rope Length: 270cm/106.3" (Approx.) Large Ball Diameter: 6.5cm/2.56" (Approx.) Small Ball Diameter: 3cm/1.18" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Style A/B: 1 Set of Cordless Jump Rope or Style C: 1 x Jump Rope