Why Choose Our Pneumatic Rolling Bedside Table?. Unit Quantity: 1 Features: Adjustable,Adjustable Height,Hidden Swivel Casters,Pneumatic Lift System,Built-in Cup Holder,Rolling Tray,Multi-function,Stable Design,Rounded Corners,Easy To Assemble,Stain Resistant,Movable Material: Wood,Alloy Steel Type: Overbed Table.