This 20-inch Playhut tunnel is great for connecting all sorts of Playhut structures. For example, you could use this tunnel to connect a Playhut School Bus to a Playhut Fire Engine or MegaLand.Tunnel connects to other Playhut structures or tunnels with Velcro loop attachments. Expandable fun to create new and exciting play environments! Instant EZ Twist set-up. Folds flat for easy storage.