The Creo Loaf Pan is made with SmartGlass material. SmartGlass is a unique combination of tempered borosilicate glass interior and ceramic exterior. It is heat resistant to 450ºF/232ºC and highly resistant to thermal shock. Nonreactive materials ensure consistent cooking, unlike most metal bakeware The loaf pan measures: 8.25" x 4.5" x 2.75"; 1.6-quart capacity. Oven, microwave, freezer, and dishwasher safe.