The ultimate cover! Trudeau's Stackable Silicone lids produce an air-tight seal for all different size bowls. Ideal for storing leftovers, marinades and more.....Stackable for easy, compact storage. Convenient built in handle. Stain and odor resistant. Dishwasher safe. Set of 3 contains: Red 11" diameter, Green 9" diameter and Yellow 7 3/4" diameter.