With these building rings, the small and large wooden balls from Grimm's become a beautiful building and stacking game. Colourful fir forests and balancing ball towers grow, and the Rainbow Friends become real high stackers.

• 24 rings in 2 sizes: 12x inner diameter 2 cm, 12x 3 cm
• Material: maple wood, glazed
• Wooden balls sold separately
• Brand: Grimm's

Grimm's makes open-ended toys from solid wood in Germany, finished with water-based glazes and vegetable oil.