Heros 50 Pieces "Natural Wood" Wooden Toy Building Block Set: Ages 12 months & up. Heros 50 Pieces "Natural Wood" Wooden Toy Building Block Set: Ages 12 months & up. Heros toys are still made in Germany: made from PEFC or FSC-certified Germany & Austrian natural forest wood. Heros toys also meet the extensive toy safety requirements of European standard EN 71. Presented in a cardboard drum box which measures 7" diameter x 9" height. Ages 12 months & up.