Children =12-18 Adults=21-28 Instructions to fill ball with weight below.
24 section suit for waist is less than 51.20in Small ball size: 4.33in x 2.76in x 2.76in 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. 24 sections suit for your whole family and friends. Material: Brand New ABS+Super wear-resistant Nylon Diameter:6.50in- 17.72in（Can be adjusted at will）
12 Sections suitable for children waist size 20.47in
15 Section suitable for children waist size less than 27.56in
18 Section suitable for children and adult waist size less than 37.40in
21 Section suitable for adult waist size less than 41.34in
24 Section suitable for adult waist size less than 51.18in
28 Section suitable for adult waist size less than 58.27in
