Cambro (21157CBP110) 15" x 21" Deep Bus Box - Poly Cambox Deep bus box or dish box is used for bussing, storing or transporting Made of an economical high gloss plastic for long service with normal use It will not stick when nested; perfect for carrying dishes bussed off of tables or from station to station in the kitchen Available in black color Measures 20-3/16-inch length by 15-3/16-inch width by 6-15/16-inch height