Green WildlifeTM WWF Amazon Birds Backgammon (A Green Wildlife Product) Board games measures 0.75" x 0.75" x 0.25" 1 Large Dice and it measures .625" x .625" x .625" inches 4 Small Dice measuring 0.5" x 0.5" x 0.5" Support the World Wildlife Foundation (WWF) Green WildlifeTM