Eichhorn Friends Stacking Box: The Eichhorn stacking box, measuring 6 x 17 x 17 cm, is made from high-quality birch wood and promotes fine motor skills as well as spatial thinking in young children. The 4 colorful stacking elements must be inserted through the corresponding wooden cutouts. The lid is easy to remove, allowing play to start all over again. Suitable for explorers aged one and up. The Eichhorn stacking box is made exclusively from FSC® 100% wood sourced from sustainable forestry.