(PRE-ORDER) GRIMMS Rainbow Balls

6 Wooden Balls, perfect for playing with the Rainbow (Art. No 10700) and the Large Set of Boxes (10370) for sorting colours.
And ideal for marble games with the large rainbows (10670/10673/10669/93050).
6 pieces.
Materials: made of maple wood, non-toxic water based color stain. Size: diameter = 4,5cm.