Coast Athletic Color Segmented Hoops | Kids Exercise Hoops | Childrens Play Hoops Easy to assemble and take apart with a simple snap together design. Bright colors engage children. Includes 30 pieces to build 6-25" hoops, 5-30" hoops or any other size! Can be used for a variety of activities including fitness and exercise classes, school and camp physical education classes, crafts, dog training and much much more.