Adjustable Height and Length: The adult bed rail adjusts from 22 25 inches in height and 18.5 33.4 inches in length, can be used on single, double, and queen beds. It includes a 19.5-ft safety strap for secure attachment to the opposite side of bed. Note: Please measure and check the size of your mattress and bed before purchasing. Non-slip Handle and Motion Light: The safety ergonomic handle is non-slip and comfortable to hold, allowing the user to keep a firm grip on the handle while moving. The adult bed assist handle with LED sensor light can provide illumination at night, reducing the risk of tripping and falling.