The Kuhn Rikon MagicCover does it all! Simply place the lid on your bowl, pot or pan and press the center down slightly. A light vacuum seals the bowl keeping your food fresh much longer than conventional silicone lids, plastic wrap and other lids. Made of high quality silicone and stainless steel it can be uses in the oven, microwave, refrigerator and freezer to keep foods fresh, to roast, to cook, to thaw and to freeze. MagicCover works on bowls, pots, pans and plates as a lid for cooking or storage, as a splatter guard or as a trivet. 9.5-inch diameter.