For people with neurological disorders, burns and orthopedic problems. User can sit or stand while increasing ROM, strength, balance and perceptual motor skills. Three ring sizes provide gradable coordination tasks and cognitive and perceptual motor skills. Three horizontal metal rods are 12", 24" and 36" long (30, 61, 91 cm). Place in any one of six holes on the 28½" (72cm) upright post. Base is 36" (91cm) long and can be permanently or temporarily attached to a table. Kit includes 36 plastic rings, 12 each of 1.125", 1¾", and 2" (3, 4, 5 cm) diameters.