Need a speed rope which can keep up with you the ultra-speed rope is fast, tangle-proof, and intelligently designed with a metal bearing, a smooth-turning system to never slow you down. Ideal for cross fit, double under, HIIT, cardio, MMA, and boxing training for boosting speed, agility, and coordination. The attractive knurling pattern on the handle is also practical, helping to prevent the handles sliding from your grip as you get the sweatiest of workouts. Quickly adjust the length of the rope to suit the user height with the quick-adjust system for a lightning-fast skipping experience. Product details: length - up to3 m(can be adjusted) color - silver/black material - aluminum handles with PVC coated steel rope and steel screw adjust the system.