Gonge River stones can be stacked so they can be practical to store.The stones can improve co-ordination balance and fun whilst building confidence when jumping or judging distance.The purpose is to jump from stone to stone without touching the floor the position can be moved to create more challenging paths for children.Each stone has a rubber rim to prevent slipping and will also protect indoor floor areas.Provides challenging imaginative fun.Includes:Suggestions for gamesSet of 6 Stones in 6 colours:3 large stones: 360 x 360 x 360mm - Height 85mm3 small stones: 250 x 250 x 250mm - Height 45mmMax Load: 75KgAge Suitability: 2 years +