The BDI Serif 1045 height adjustable laptop stand, desk, and side table effortlessly glides to the perfect height on a smooth pneumatic cylinder. This portable table's slim and sturdy base slides easily under a sofa or chair, always keeping the versatile surface close at hand for work or play. Serif adjusts to a height range of 20.5" - 30.25" and can support up to 25 lbs.