Check the listing for details. Monoprice Triple Motor Height Adjustable Sit-Stand Corner Desk Frame - Gray. Color: Gray, Condition: New. Listed at 269.99 USD. Get a larger sit-stand desk that wraps around you and provides more real estate to work with. Maximize corner space utilization or create functional space division by enclosing your work area with your desk. With an L-shaped sit-stand desk, you get more space for computer and office gear, all within easy reach. It's a great upgrade for office, gaming, or general desk and computer use. Boost your productivity with increased workplace comfort and improved health. This desk adjusts to the perfect desk height to suit you. Lower your desk to keep your feet flat on the floor, to keep your shoulders relaxed, or to get the perfect height to work with your office chair. Or raise it to improve your posture or to keep your arm and wrist angles relaxed. Get the full benefit of a height-adjustable desk.