This sturdy cart is built with electro-zinc plated steel. After use it can be folded down to a "L" position and stored upright. Built with solid steel hinges and rolls on 5" x 2" casters, 2 rigid and 2 swivel for easy movement. Comes with one shelf that is completely hinged and collapses within the cart and push bars. Optional brakes are available.If you need a large quantity of this product, call us at 1-800-338-1382 for additional bulk discounts!