Material : Zinc alloy Diameter: 1.58 inch (4 cm) Thickness:0.13 inch(3.3 mm) Color: Golden The coins not only give kids magic tooth fairy tale, but also can be used as money, treasure toys, further more can be used as reward for the kids; The coins design idea comes from classic tooth fairy, it is a special gift for your kids ; The tooth fairy coins can be collected to celebrate the lost tooth for precious memories; It is unique and excellent comparing the other plastic golden coins, so that the children feel more real.