Incredibly sturdy, the Traex bus box by Vollrath is sure to meet your needs. The high-density polyethylene material, strong handles and reinforced ribs on the top and bottom resist wear and extend the life of the unit. Approved for high and low temperatures, this versatile bus box can be used in a variety of applications. Stacking lugs prevent this box from sticking with others and shorten drying times, ensuring that this sturdy bus box is always ready for hard work.