Used in two halves or joined together with the attached Velcro® closures to create a rolling donut. The two split donuts are used for balance activities, crawling, climbing, rocking, obstacle courses and more. The donut can be used for gentle rocking and improvement of motor skills in a number of developmental positions. The high-density foam is covered in brightly colored, heavy-duty vinyl. Weight capacity is 150 lbs.18"D x 52"H. Latex free. Requires oversized shipping in 2 boxes.