Pastel-colored semi-circles from Grimm's. In combination with the rainbow and other building blocks from Grimm's, all kinds of creative structures can be made! Grimm's wooden toys are finished with vegetable oil and painted with non-toxic paint. The paint is water-based and not harmful to health. The paint and oil carry the EN 71 and CPSIA/ASTM 963 certificates. The wood of the Grimm's rainbows
