Store your important files in the Vertiflex Mobile File Cart with Open Top. This cart holds letter-size hanging file folders while sliding file rails can also be adjusted to hold legal-size file folders, making it a versatile file storage option for all types of offices or work environments. The bottom shelf holds paper and supplies or is easily removed. Made of durable steel and wire construction, this mobile file cart has four twin-wheel casters, two which are locking. The cart is easy to assemble and has a neutral matte gray finish which coordinates with any decor. Advantus Corp. is dedicated to providing innovative quality products at fair prices.