This double-decker casserole keeper is the ultimate party companion! Made of polyester and measuring 15" x 11" x 6", this keeper is unique because of its eye-catching pattern, and it can keep two casserole dishes piping hot. The liner is extra-tough, able to withstand temperatures of up to 500 degrees. It even expands to hold two 9" x 13" casserole dishes (not included). Customize each one with your choice of imprint method. From holiday dinner to office potlucks, this item will be put to good use!