jump rope:1,sport's rope 2,useful 3,popular jump rope:1, it can be used in sports, it is ... of colloidal handle and cotton rope.3,the size and color of the jump rope can depend your opinion.4, ... of any part of the jump rope.5,so please use the jump rope to do exsecise to make you more health.6, ... we are the manufactory of the rope, so we have ...