The Clear Plastic Flat Lid for 3 1/4, 4, & 5 1/2 oz. Dart Souffle Portion Cups is a great lid solution to make any of the matching portion cups travel-ready packaging. The lid snaps on tightly to ensure there's no sauce, condiment, or side dish that leaks from your the container while it's carried-out or delivered. It's made from plastic that's highly durable and crack resistant. The material also provides crystal-clear clarity to allow a full view of the contents for quick identification. This item is a great value for your food business because it's packed 2500 pieces per case.