无绳跳绳建议买多少克的？
晚风诉语 When considering a weighted jump rope, one option to think about is around 240 grams, since a heavier rope can help exercise your legs and ankles more effectively.
晚风诉语 
晚风诉语 When considering a weighted jump rope, one option to think about is around 240 grams, since a heavier rope can help exercise your legs and ankles more effectively.