Biodegradable tableware, Disposable lunch box, Food container Made of Corn starch Passed FDA, BPI,SGS, EN13432, ASTM D6400. 1. ... Hot water resistant.5. microwavable and refrigeratable Biodegradable tableware, Disposable tableware, Dinner sets, Starch-based food container.Specification: 1) 6 inch2) Dimension ... 5-7days6. Production lead time: 7-10days 6 inch biodegradable Corn-based hamberger