The size is 21.6"x14.4"x2.4", larger surface space, fits up to 17.3" laptops and tablets. The surface of the laptop lap desk is smooth, scratch-resistant, high-temperature resistant and easy to clean. You can also use it for writing, reading, drawing. Relieve fatigue caused by long hours of work.Build in Phone Holder, Tablet Support, Mouse Pad, Laptop Stopper and Wrist Rest, Storage Pocket. So you can have everything in one place and as a result save some space. You can easily put your phone, pen, tablet into the slot provided so you can monitor your devices for any incoming messages or calls while you work away on your laptop or read a book.This portable desk allows you to work at home, office, dormitory, school, bed, sofa, couch. Making you work or study more convenience.