Rectangle cavity holds fluid 4 oz, round cavity holds fluid 3.3 oz WIDELY USED: Reusable soap mold, temperature safe from-104 to +446 degrees Fahrenheit (-40 to +230 degrees Celsius). Can be used for refrigerator, freezer, microwave, oven and dishwasher, flexible lightweight, very easy maintenance and storage Wide Applications: Not only as soap molds but also as baking, biscuit chocolate mold, pudding, jelly ice cube tray.
