Grimms Threading Game Large Buttons A threading game that is also ideal for building and sorting colors. Perfect in combination with: 10581 12 Friends, 10670 Rainbow and 10165 Rainbow Forest. 24 pieces in rainbow colours (12 small buttons and 12 large buttons) + 2 cords for threading. Materials: maple wood, non-toxic water based color stain. diameter 4,5 + 6cm.