Yellow Mountain Imports Mahjong (Mah Jong, Mahjongg, Mah-Jongg, Mah Jongg, Majiang) Tile Mixer (Shuffler), Set of 2, Blue Set of 2 blue mahjong tile mixers to be used as a pair for mixing and shuffling mahjong tiles Good size: each mixer is 6.8 x 4.9 inches (17.3 x 12.4 centimeters), the ideal size to mix and shuffle mahjong tiles; these tile mixers are flat and easily stored in your mahjong case so that you will never be without them when you need them 30-day return policy: here, at Yellow Mountain Imports, we want you to be satisfied with your purchase; you are backed by our 30-day no questions asked money back guarantee so you can buy with confidence