Azul: Crystal Mosaic offers players 2 newly designed player boards to compete over and a set of 4 overlays to keep Azul tiles neatly organized. Offering the best of both worlds – beauty and new game elements – Crystal Mosaic is a must-have expansion for Azul fans! For 2-4 players. For ages 8 and up. WARNING: CHOKING HAZARD – Small Parts. Not for children under 3yrs.