The Camwear® food boxes are great for food storage, but for the best seal you really need the Cambro 18 inch x 26 inch Yellow Camwear® Food Box Cover (1826CCW464). With Cambro food lids, you keep ingredients safe from cross contamination and prevent messy spills. Made in the USA and NSF certified, these Cambro food box covers snap into place so you can count on a secure fit. They also have grooves to make it easier to stack the food boxes on top of each other securely and the unbreakable polycar...