1.4 Vibrant Transparent Multicolor Set DesignComes with 4 bright translucent racks in yellow, pink, cyan and blue, one rack for each player; vivid candy-colored acrylic adds fun visual appeal to American mahjong table setup. 2.All-In-One Rack & Built-In Tile Pusher StructureIntegrated pusher piece attached to each tile holder, effortlessly slides mahjong tiles forward without extra tools for convenient tile drawing during gameplay. 3.Sturdy Non-Slip Premium Acrylic ConstructionThickened smooth transparent acrylic material features anti-slip inner groove to lock tiles securely, prevents domino/mahjong pieces sliding off during shuffling and gaming. 4.Specially Sized for Standard American Mahjong TilesCustom slot dimension fits regular American mahjong tiles perfectly, ideal replacement accessory for home mahjong parties, club matches and family entertainment. 5.Ready-to-Gift Practical Mahjong AccessoryNeat complete 4-piece packaged set is an excellent thoughtful gift for mahjong enthusiasts on birthday, holiday and housewarming, easy storage after finishing table game.