A set of 3 clear plastic Stay Fresh box tops. Helps prevent premature food spoilage. Assorted sizes fit boxes of wheat crackers to round crackers. Sizes accommodate: a 10 oz. box of 5 3/8" x 2 1/8", a 9.5 oz. box of 5 1/4" x 2 1/2", and a 1 lb. box of 8 1/8" x 1 7/8". Dishwasher safe. The set of 3 comes boxed.