6 lids that fit the tubs listed blow 20" x 15" x 7" Black Polypropylene Bus Tub D1-70221157 lid Durable Construction Boasting durable, polypropylene construction, this tub lid is built to carry even the heaviest of dinnerware. Featuring a sleek black color that won't detract from the fine furnishings at your venue, this 21 1/2" x 15 1/2" polyethylene plastic bus tub lid ensures storing and transporting dirty dishes from table to warewashing station is done in a discreet manner that's effective, too. Simply cover your existing compatible bus box with this lid, stack multiple covered bus boxes, if necessary, and you're set to transport soiled dishes wherever they need to go!