Compostable, biodegradable and eco-friendly. Features:1. Made from 100% sugarcane.2. Nontoxic, harmless, healthy and sanitary.3. 100°C water resistant and 120°C oil resistant, no leakage within two hours.4. Microwaveable and Freezer safe.5. Various sizes.6. Sturdy and superior quality.7. Available for hot liquids and boiling water.8. Capable of custom made.