Ohio Art Pocket Etch A Sketch Green With Blue Knobs Pocket-size magic drawing screen With the same magic screen and world-famous knobs that made its older brother the World's Favorite Drawing Toy , this pocket-sized version is a perfect fit for the child on the go Magic "shake to erase" This product is made from high quality materials, and designed for lasting performance. Enjoy hours of sketching fun anywhere, anytime with this pint-size sketcher