This Wesco obstacle course kit allows children to develop their motor skills, which will establish self-confidence, encourage initiative and help them believe in themselves in general. These "Alfresco" blocks are easy to assemble and can be changed at will. The use of highly durable plastics makes this obstacle course suitable for indoor and outdoor use. Convenience at its best! Consists of 8 pieces which include 2 H-shaped slot-in blocks,1 Y-shaped slot-in block, 1 beam, 1 slope stair,1 wave beam, 1 tunnel beam and 1 bridge. Measures: 118" Diameter. Easily assembled. Teaching instructions supplied. Recommended age: 3-6 years old under adult supervision. 3 year warranty.