UNIQUE HANDLESThe 21mm diameter handle is perfect for hands, it will have a more comfortable touch when exercising. The ergonomic handles are made out of combination of metal and silicone with thread design, durable and non-slip. The silicone material at handles are environmentally & skin-friendly, non-polluting and odorless SMOOTHER & FASTER skipping rope has built-in with high-quality ball bearings to provide you with comfortable jump exercises. It supports fast jumps while protecting you from any potential tangles, satisfying your needs for safety and convenience at the same time DURABLE & ADJUSTABLEOur jump rope is made of 8 strands of steel wires that are coated with wear-resistant PVC material making it durable and unbreakable even after a long time exercising. The skipping rope, enables you to customize the length according to your needs with our easy-to-use lock system and trim off the excess cord with scissors PERFECT FOR SPORTS LOVERS No matter youre women or men, kids or adults, beginner or an experienced person, you can start jumping ropes anytime and anywhere JUMPING ROPEKeep workouts, you will possess a healthy and perfect body and effectively increase your stamina. At the same time, you will also gain a positive and healthy mental and lifestyle from exercise AFTERMARKET NO WORRIESIf there is any problem in use, please don't hesitate to contact us, we will give you a satisfactory solution as soon as possible