Joie's Piggy Microwave Lid, food cover, or splatter guard stops messes to keep microwave ovens cleaner. No more baked-on foods and stains! It's reusable and more economical than using plastic wrap. Simply lay it over a bowl, plate, or food container and microwave to heat or cook the food. It's safe for use in all microwaves (up to 7-minutes on 1000-watts). Shorten cooking times for higher wattages. It fits up to 10-inch containers and is compact enough for easy storage. Made from BPA-free plastic. Won't scratch surfaces. Hand wash in warm, soapy water. Joie, by MSC International, brings a creative side to cooking and entertaining with an original-design approach to unique kitchen gadgets and colorful kitchen utensils, all highly functional kitchen items with just the right amount of whimsy and style.