Multifunctional drawstring is made of foam, high elastic latex tube and non-slip nitrile rubber, safe and non-toxic, not easy to deform, with high tensile strength and good elasticity. It can only help with rehabilitation exercises, reduce adults and strengthen muscles, and also prevent cervical and lumbar spine injuries, thereby helping you maintain a healthy body. -Used for yoga, contraction exercises, rehabilitation exercises and other fitness exercises. Small size foot pedal telescopic belt is very suitable to carry it anywhere, whether it is at home, gym, office or on the road, you can carry it at any time. This is the best gift for weight loss, suitable for your family and friends.