SELF LOCKING JUMP ROPE- Instead of screw connection, our self-locking jump rope can save you from breaking joints or flying screws. Solid and simple, which even requires NO extra clips or tools to reinforce the structure, no more maintenance costSPEED AND 360-DEGREE ROTATION - High quality double ball bearing improve rotation force and flexibility. Used for double unders, criss crosses, high knees, and all ranges of jump rope steps that will not twist while you workMULTIFUNCTIONAL SPEED ROPE - Train with the pro's whether you are participating in fitness, boxing, mma, or just getting in a home workout, this jump rope fits allANTI-SLIP ALUMINUM HANDLE - Unlike rubber handles on the market, our 7-inch non-slip aluminum handle ensures a firm grip even for long time workout session and will not slip out of your sweaty handPORTABLE AND LIGHTWEIGHT - We provide a replacement cable and a nylon carrying bag for you.The skipping rope can easy to store and carry.Shipped from the United States