The 9 in, 3 compartment clamshell with the reinforced 'tank structure' can hold an entire meal without fear of collapsing. 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.