STANDARD SIZE FOR LAPTOPS: The lap desk is 17 x 12.8 x 3.5 inches in size and can fit laptops up to 15.6 inches. There is a mouse space only for laptops under 14 in size or smaller. SOFT STABLE CUSHION: This laptop tray is made with a one-piece cushion that can be attached for lap and stay stable on office desks. The laptop pillow is designed with an ergonomic angle of 13 degrees, which means it can help you keep a better working posture to reduce the stress on your back from bad posture. MEDIA SLOT & STORAGE POCKETS: Comes with a built-in slot for tablets, cell phones and e-books. Plus, on the back of the lap desk for lap there are also 2 pockets to store study supplies or snacks! Free your hands and enjoy your relaxation time on your bed or couch! WRIST PAD FOR LONG WORK SESSIONS: To help you work and learn more efficiently, we have added a wrist pad for this computer lap desk. The soft, long pad reduces wrist pressure and helps reduce strain on your wrists while using a mouse or keyboard.LIGHTWEIGHT & PORTABLE: This laptop lap desk only weights 3.3lbs, so not much pressure on your legs at all, and it can be easily moved. In addition, this laptop lap tray is easy to carry when going to work or while traveling!