Whitmor Stackable Window Box Cart This cart is easy to assemble with tools included in package Durable metal frame and solid gray top. The removable box has a lift up front with concealed magnetic closure for seamless accessibility The cart includes 4 wheels, 2 locking, to allow for easy mobility. Removable boxes have see through windows for easy view of contents 15" x 17.5" x 33.5" Service & Guarantee: Whitmor stands by our products. If you have any problems, contact us for help More Storage Options: To view more of our storage products visit our brand page at amazon.com/whitmor