The Speed Jump Rope uses high quality, durable wire cable that makes speed jumping and double-unders easy due to its flexibility and resistance to twisting and tangling. It provides smooth rotation needed for specific jumping techniques for CrossFit, boxing, and experienced athletes. It’s also a great form of cardio exercise for any fitness level, with lightweight plastics handles that are easy to grip and won’t tire out your arms. The cable is adjustable for your height, simply cut and adjust the screws on the handle accordingly. Compact and easy to carry, ropes come in 8 colors to suit your preference and personality.