Bring on the food! The Aluminum Pans can take it through the oven to the freezer and back again. We have tough disposable pans that are perfect for caterers and everyone else alike. With a 20 x 13 size you can put 2 of the 9 x 13 pans together in 1 large catering pan. The deep wall will make it easy to fit the right amount of food. Built with your need in mind.