Permanent Liner Trucks are a versatile, durable material handling cart. Ideal for all applications from mail, recycling and more. Constructed of a durable canvas bag permanently attached to a steel wire frame. Carts maneuver easily on 3" non-marking, polyurethane casters mounted to a kiln-dried hardwood base. Canvas is ideal for paper products and dry goods. Custom sizes available. Carts ship fully assembled and nest together for shipping and storage. Parts, accessories and upgrades available. Made in the USA.