Oink Oink Microwave Lid containings messes before they happen to keep the microwave oven cleaner. No more baked-on foods and stains! Reusable and economical, spend less time cleaning the microwave and reduce the use of cleaning products. For an always clean microwave, simply lay the Microwave Lid over the bowl, plate or food container to be heated. It's safe for use in all microwaves (up to 7-minutes on 1000-watts). Reduce cooking times for higher wattages. It fits up to 10-inch containers. Compact enough to stow easily in the kitchen cabinet when not in use or store it right in the microwave. Made from BPA-free, FDA-approved plastic. Won't scratch surfaces. Hand wash in warm, soapy water.