... ,90g 3 Length,2.8M Digiyal SKIP1 material,pvc Sponge+Cotton rope2 weight,90g3 Length, ... hour. A dance half an hour, is equivalent to 90 minutes of exercise, jogging already is the ... metabolism, be helpful for children's health,To establish the concept of digital children, children skip ... Children in the rope skipping activities, able to consciously, can cultivate their organisational teamwork spirit and ...