These Super Stretch Silicone Lids will be the best addition to your kitchen guaranteed! Use on round, oval, square as well as rectangle-shaped bowls or containers. With a tight seal, these lids are stretchy enough to fit snug to prevent spills as well as keep food fresh. Handy tabs are included around the lid, making it easier to remove the lid from the container. includes 6 stretch lids. Made of food-grade silicone, adjustable, reusable and eco-friendly Dishwasher, freezer, and microwave safe.