Patented ergonomic keyboard tray tilts, elevates, swivels, and slides out to adjust to a position that's perfect for you Keyboard tray raises up to 8" above your desk or 10" below, making it ideal for use with a standing desk Simple lever makes it easy to adjust the keyboard's tilt angle as needed Adjustable mouse pad connects to the left or right side of the keyboard tray and independently tilts so you can finetune the position to increase comfort Made with premium materials for durable, long-term use Assembly required with 2 people