Description: Multifunctional full silicone anti-overflow cover, heat-resistant 230 degrees, low temperature resistant to -40 degrees Celsius. Convenient for microwave steaming, cooking, stewing. Food grade silicone material,more healthy and environmentally friendly. Unique curling groove design will make the microwave more clean and neat to achieve splash-proof effect. Our microwave splatter cover comes with a vented top to open for steam release and to close for food warm keeping.