Why Choose the Gueiddi Acrylic Mahjong Set?. The colors will never fade, ensuring generations of play. 166 Large Acrylic Mahjong Tiles (Including 10 Jokers & 12 Blanks). Featuring a stunning translucent jelly-green back, these tiles catch the light beautifully, adding a chic, “Matcha Girl” aesthetic to any tabletop.