This heat sealable tray measures 4-7/8"L x 6-3/4"W x 1-1/2"D. Designed for heat seal applications, this container can safely accommodate refrigeration, freezing, and re-heating in a microwave. Built for for pre-portioned, individual entree items, fresh fish and meats. Fits most standard school entree heat sealing pockets. Can be re-thermalized in standard school re-therm ovens.