Customize your Set: American Mahjong tiles to replace ones in your existing set or mix and match with a case and accessories to create your own unique set. Quality and Aesthetics: Tiles are engraved with Chinese characters along with numbers and Roman letters and are made out of heavy, scratch-resistant melamine and measure 1.2 x 0.9 x 0.5 inches (3 x 2.3 x 1.3 centimeters). 166 Tiles:36 Circles, 36 Bamboos, 36 Characters, 12 Dragons, 16 Winds (N, E, S, W), 16 Flowers, 10 Jokers, and 4 Blank Spares; This set is playable with both American and Chinese Mahjong rules Tiles Only: This is a set of tiles only. No racks, pushers,wind indicators, nor any other accessories are included Important Note: If you intend to pair these mahjong tiles with an existing case, set of tiles, or set of racks, please read the measurements carefully and feel free to contact us to make sure that they will fit. Standard size American Mahjong tiles with green striped backing reminiscent of bamboo.