Our 100% compostable plant fiber containers made with unbleached plant fiber. They are microwave and freezer safe. Can be used for both hot and cold items. Soak proof with no plastic or wax lining and can handle hot liquids up to 220 degrees Fahrenheit. (moisture forms at the bottom for hot food items). This item meets ASTM D-6400 standard for compostability. 48 oz to first indent line, 59 oz to the second indent line, 66 oz to top.