The stand is used with three sizes of the white melamine trays. The trays include an 8¼" square, 10⅜" square and a 14½" square. These trays are items #44841-21, 44841-26 and 44841-37 respectively. The trays can simply be placed on the stand to serve anything from sushi to desserts or small melamine dishes can be placed on the trays to provide individual portions of salty or sweet dishes. Please note that trays and bowls are sold separately.