Clamshell Containers Offer An Environmentally Friendly Alternative To Foam. They Are Compostable And Biodegradable. Molded Fiber Containers Are Made Of Recycled Materials With A Mix Of Sugarcane Pulp Fiber. They Are Fda-Approved And Pfas-Free. Locking Tabs And Fiber-Supported Hinges Make Containers Easy To Close And Carry. Bottom Features One Compartment To Keep All Your Foods Together.