This Rainbow tunnel is really versatile: the children can stack and sort or they will use it as a cradle for dolls, as fence for animals, like a tunnel or bridge for vehicles, as house for dwarfs and dollhouse dolls and build amazing sculptures... this rainbow will always be integrated in playing with a lot of fantasy. This product is recommended by "spiel gut" (good toy guide). 6 pieces. Materials: lime wood, non-toxic water based color stain. Size: length 10,5cm.