... heat resistant -20 to 120 degrees Celsius. Competitively priced with mainstream items.1) Items: Disposable Corn Starch Lunchbox, ... 450/600/650/800/1000ml with lip, 3/4/5 separate compartments with a fully detachable lid /non-lid, etc.2) Size: ... meal box, fork, knife, spoon, cup, plate, tray, bowl, bags, and other biodegradable disposable products. Biodegradable Disposable Hinged Lid Container