These bowls are made from sturdy, insulated foam. As a result, they maintain food at its proper temperature, keeping hot foods hot and delicious while keeping cold foods cool and refreshing. They are designed with a handy "spoonable" bottom, so that consumers can enjoy every last bit of their food. These bowls are perfect for soup, chili or ice cream. Dinnerware Type: Bowl; Material Type: Foam; Material(s): Expanded Polystyrene (EPS); Interior Volume Capacity: 10 oz.