My Swivel Bed Tray provides a swivel floating table that adjusts to fit any bed. Keeps everything you need within reach. Perfect for storing remote controls, food and beverages, books and magazines, phones, lamps and laptops. 16 1/2" L x 12" W table top surface swivels for personalized positioning. Easy twist mechanism allows table height adjustments from 13" to 17" H. Rubber coated surface provides a non-slip finish. Metal frame easily slides under mattress to stay in place. Swivel bed tray can be used on bunkbeds, water beds, RV beds and in dorm rooms. 10-pound capacity.