The 16 oz Soup Bowl lid (vented) securely covers the 16 oz bowl. This lid may be used for holding hot liquids. Replace your styrofoam or paper containers with a compostable AND annually renewable option! Bagasse is the left-over fibers from sugarcane juice extraction. Instead of being burnt, these fibers can be molded into foodservice items. Refrigerator, freezer, and microwave safe.