Grapat 36 Rings in 6 ColorsGrapat 36 wooden rings in 6 rainbow colors (6 for each color) for stacking, sorting, and play. These beautiful rings are fun to play with its own, but also can be played with any other Grapat toys. There is no right way to play with Grapat: just go where the fancy takes you! Materials: The wood used for Grapat toys (primarily beech and birch) comes from sustainable forests. Wood is the source that inspires the workshop daily. It is robust, soft and