... starch 2. 100% biodegradable 3. oil-proofing and water-proofing, no leakage and distortion 4. Can be used for microwave, roasting ... and refrigeratory 5. Variety of sizes, shapes and uses available 6. Healthy, Nontoxic, Harmless and Sanitary, no preservative ... can design different moulds to meet customers special request, and we have OEM service offered. You will be satisfied ...