Home-X Vented Nesting Microwave Spatter Covers - Set of 5 PREVENT SPLATTER - Allows you to view food without spatters in the microwave. Keep your Microwave Oven Clean^REUSABLE - Reusable Strong and Durable Plastic Construction^FUNCTIONAL - Covers stay off your meal for more effective cooking Use to help keep food hot until served. Dishwasher Safe^5 SIZES - Five sizes for a variety of uses. Nesting for space saving storage. Dishwasher Safe^Home-X is a registered trademark of Simply Home Solutions.