Corningware F-15-VPC 15oz French White Oval Pop-Ins Vented Lid (4 Pack) This Lid measues approximately 7-5/8in Long and 4-7/8in Wide Top-Mounted Removable Vent Allows for More Efficient Heating in the Microwave Non-porous surface does not absorb food odors, flavors or stains; BPA-free Plastic Refrigerator, Freezer and Microwave (Do not use in oven) Dishwasher safe (Top-Rack ONLY)