Ztray works with all Zgo Monitor Arms to support any notebook or tablet providing 3-dimensional adjustability anywhere over your desktop. Use with an external keyboard and mouse to position the display where most comfortable and healthy to improve your performance while using the notebook, laptop or tablet screen. The notebook adjustability is optimal for videoconferencing in which the user may move (lean back, etc.) and easily keep the notebook camera focused on your face. Ztray is available in silver only. The 13.4” x 10.5” tray is open on 3 sides and has no size limitation. It is made of powder coated steel and has a 10-year warranty.