The first Magnetic Portable Utility Shelf, Used for a variety of things from a Tablet, Laptop, or I pad holder, Tool Holder and Writing Table to name a few. It is a safe hands free portable work desk that improves productivity in the field as well as enhancing and aiding ergonomics, and productivity, saving you and your company money and increasing your bottom line! We offer a 15 lb. & 30 lb. capacity model.