The Ionshield™ Airplane Pocket is a stretchable cover for airplane tray tables and has four expandable pockets with plenty of room to hold a laptop computer, water bottle, phone, eyeglasses and much more. It is reusable, washable and durable. Patent # 9,051,087. It has a large surface for corporations to advertise, one of the largest surfaces of any other promotional product! (Optional - Large Pocket - Screen): 9"w x 5"h (2 Spot Colors). Logo to show when table is UP. INSTRUCTIONS INCLUDED.