compostable cup lid made from PLA (Poly Lactic Acid),derives from Corn.100% biodegradable and compostable. WWW(d)greendaycn(d)com compostable cup lid made from PLA (Poly Lactic Acid),derives from Non-GM Corn Starch 100% biodegradable and compostable. Perfect for enjoying hot coffeeFor 12oz,16oz,20oz,24oz. CupsAny packing is availalble.