[ material]The concave and convex handle of the colorful electroluminescent skipping rope is made of ABS, which is not only ergonomically designed and comfortable to hold, but also has a non-slip function, which is user-friendly and durable. In addition, the rope is made of 2.8m PVC wrapped soft optical rope, which is tangle-free, smooth and sturdy.[Adjustable Length]The length of the luminous jump rope is 9ft/2.8m, which is suitable for all height types. The length can be adjusted quickly by adjusting the buckle, whether it is a child or an adult, you can get an ideal user experience.[Powered by AA Batteries]Light Jump Rope requires 4 AA alkaline batteries, which can provide power for more than 150 hours (brightness decreases when the battery is low). Depending on the actual situation, the AA battery can be replaced by itself if necessary. (Battery is not included in the package)[Strengthen Your Body] Jumping rope is one of the most effective calorie burning workouts you can do. Our sports jump rope builds your cardiorespiratory endurance, legs, arms, core and brain while improving muscle tone throughout your body. Additionally, it is also a great choice for strength training in sports like boxing, MMA, etc.[Perfect Gift]Color Light skipping rope is cool, unique and eye-catching, which will help attract children's interest in sports! Flashing LEDs create a stunning light show in the dark for even more visual enjoyment. Whether it's Children's Day, Halloween, Christmas, birthday or daily life, the LED skipping rope is a popular gift choice for children. Note: 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.