16 cavity mold - makes 16 pieces at a time. Includes 4 starfish, 4 fish, 4 shells, and 4 seahorses. 1 filled tray will use 2 1/2 oz. of chocolate. Made from FDA approved food safe plastic. This is a chocolate mold, will not withstand high heat and is not dishwasher safe. For general care: wash and rinse in warm not hot water and dry thoroughly.