Car Food Tray: 8.39 inch adjustable cup holder installed in a front seat or back seat cup holder providing a convenient place for your favorite snacks, burgers, fries, take-out box, keys and other items; 8.26 inch tray with phone slot, the phone slot is made of high quality silicone and can be compatible with phones with a thickness of 0.39 inch. Your mobile phone can be placed horizontally for easy pick and place and close to your field of vision.