ERGONOMIC HEALTH & WELLNESS: SONGMICS mobile stand up workstations help you get rid of the sedentary work habit, relieve pressure along your back and reduce strain on neck, back and shoulders PNEUMATIC LIFTING: This standing desk has a smooth pneumatic mechanism that lets you effortlessly adjust the desktop from 29.5" to 41.3" high by an easy to use handle; tabletop size - 28.2"L x 18.7"W EXCELLENT MOBILITY: 4 heavy-duty casters, 2 of which are lockable; you can easily move this desk to your bedroom, living room or home office, and the locks will keep it perfectly steel when needed STYLISH & STURDY: Neat and clean appearance blends into any home décor; aluminium base construction with smooth painting is rust-resistant and easy to clean; static load capacity up to 110 lbs 100% SATISFACTION GUARANTEED: SONGMICS provides customized and professional customer service before and after your purchase, we are happy to help anytime you need