TeeYee Skipping Rope, 2.5mm Speed Skipping Rope with Self-Locking System, Light Weight Jump Rope for Fitness, Cross Fit, Boxing, MMA, HIIT and Interval Training (Black) - 5101. 👊【PLUG & PLAY】Self-locking Design allows you adjust the 3m long rope to suitable length just in seconds, without screws screwing it up.
eBay