World Centric® certified compostable 12 oz paper bowls are made with FSC® (FSC-C028481) certified paper from responsible sources and are lined with PLA, (a polymer made from plants). Most disposable bowls you'll find on the market are lined with polyethylene and won't compost. Great for soup, ice cream, and snacks. These bowls are suitable for liquids up to 220°F, are freezer safe and are certified compostable in a commercial facility, which may not exist in your area.