中间钢丝那种是用来快跳的。试试这种：

https://www.amazon.com/Adjustable-Tangle-Free-Segmented-Skipping-Fitness/dp/B08MKGKRQW/ref=sr_1_13?crid=3DWOXBZW519FY&keywords=jump+rope&qid=1645241129&sprefix=jump+rope%2Caps%2C259&sr=8-13