Our Max Works polypropylene dolly is constructed from lightweight one-piece molded polypropylene material that will not rust, dent and is easy to clean. Solid platform features a ridged non-slip surface that is ideal for moving narrow items or supporting furniture legs. Includes two 3" swivel castors and two 3" rigid castors to allow easy movement in different directions. Built-in carry handle for easy positioning and makes it easy to move dolly where you need it. Platform size is 19-1/2" x 14-1/2". Ideal for home, workshop, garage, office and more.