Measurements: 23-3/4 in. x 23-3/4 in. Finish: Antique Bronze, Brass, Olympic Gold. Material: PVC. Installation Method: Glue-up (Instant Grab #310) / Drop-in (Grid System). NOTE: Hand painted ceiling tiles are NON-RETURNABLE, we highly recommend you to buy one tile before placing your order, to make sure it satisfies your expectations.