Adjustable height and length are suitable for beds of different sizes Secure & sturdy overbed desk for twin size; full size or queen size bed Equipped with rotary knobs for convenient user experience Large tabletop to provide ample space for various activities 4"/10 cm high baffle design prevents daily items from falling 4 lockable universal wheels move and stop at will Powder-coated metal frame is built with stability and durability Suitable for working; reading; eating and gaming Assembly needed