Stamina Wirk Linea Standup Workstation Foam seat Imported Built-in seat adjust to 4 different heights (23", 25", 27," or 29") and 3 angles (0, 30, or 90 degrees) Adjustable work surface lifts and lowers easily on the gas shock to height adjustments from 41.5" to 36.5" and 4 angle settings (0, 15, 30, or 45 degrees). Desktop measures 20" x 27". Flat mug/mouse/notepad surface measures 6" x 12" and can be put on left or right; Vinyl covered MDF desktop and side table surface Steel frame; Wheels for portability Pen Holder; Weight Limits: Seat = 250 lbs, Desktop = 40 lbs, Side Table = 20 lbs