Feature:can be adjustable according to your waist Size: suit for waist : 70-120cm The hoop can be composed of sections, which can increase or decrease the number of slides on the main body to adjust the waist size. You can buy more sections,then suit for your whole family and friends. Features 1. It is suitable for men, women and children.Suitable for the waist and turn the waist for a long time, does not fall. 2. Can be used in a variety of applications, for post-natal recovery, office sedentary, and hoops are also suitable for sports advocates. 3. The hoop exercise can quickly consume body fat and eliminate fatigue. Notes: Due to measurement error,please accept 2-3cm difference,Due to shooting light ,please there is a little color difference.And contact me if you have any problem,I am always here to wait you