3 years & up. Create an entire obstacle course with this versatile set. Over thirty pieces allow for activities such as limbo, jumping, tossing, and crawling. Pieces can be assembled in a variety of ways for endless activities. Includes four poles, six bricks, four half bricks, four 23.5" hoops, four 14.75" hoops, six hoop-to-hoop clips, and six hoop-to-pole clips.