Our Jollyjitts collapsible microwave plate cover is made of part plastic and silicone materials. It comes collapsed and well packaged to prevent direct contact with dirt particles. Remove from packaging and read through instructions on the included insert on how to extend and collapse your microwave splatter lid. Just use your fingers to easily prop it up to expand your microwave splatter proof cover. Diameter 10.5Inches Height 3.35Inches 170g. Remember to wash the microwave cover in warm soapy water before use. Microwave lid to cover over your food plate before placing in microwave or use it as a colander to wash and drain your fruits and vegetables. As you microwave your food, the perforated vents allows the steam to evenly escape allowing you to heat or steam your food with no worries for sogginess. Food splatter is prevented from spoiling your microwave. All food splatter is trapped in the microwave splatter guard. When you are done heating or steaming your food, just drop it in your dishwasher for an easy clean or hand wash with warm soapy water and air dry .No need to ever worry about a messy and splattered microwave again! Collapse the microwave food cover by gently pressing it down for easy storage and won't take too much of your cupboard space, it also fits nicely on top of your microwave for an easy reach. We strive to provide the perfect microwave cover to meet our customer needs. We are here to serve you.