Sized for toddlers and crawling babies. The 400mm module play shapes in this set can be combined in different ways for 'under and over' exploration. Comprises 9 pieces: 4 x 40mm thick pads, 2 x double bumps, 2 x tunnels (400mm high - firm enough to crawl over), 1 x mirror pad. All pieces 400mm sq. Please allow 4 weeks for Direct Delivery.