The Cambro 21 inch x 15 inch Gray Cambox® Bus Box (21157CBP180) is the durable, long-lasting bus box you've been looking for. Its high gloss plastic construction is extremely durable and will withstand the hardest falls and heaviest loads. The material used in Cambro's bus box won't stick to countertops, so you'll avoid any embarrassing accidents when picked up. It is dishwasher safe, NSF certified, and comes with easy to grip handles.