We're Here To Help! e-mail: questions@lifewithease.com We'll Respond Quickly! 3M Series 200 Adjustable Keyboard Tray: Turn Your Desk Into An Ergonomic Workstation!     Combines full range sit/stand and tilt adjustment capability with optimal mouse location for either hand. Meets demanding ergonomic standards for stability and keyboard placement. Designed with an extensive range of comfort features like gel wrist rests, easy to use mousing platform, outstanding knee clearance and smooth undersides to eliminate bruised legs and torn nylons. Tested & endorsed by the ACA Council on Occupational Health. Natural Latex-free. Featuring: Extremely sturdy and durable construction. Easily Installed (see link below for details). Easily Performed Adjustments (see link below for details). Gel keyboard wrist rest (Not on Ergonomic Keyboard Model). Gel mouse wrist rest (Not on Ergonomic Keyboard Model). Oversized sliding mouse platform. Ergonomic Model works with Microsoft NaturalTM Keyboard and many others. Light grey 3M Under Desk Keyboard drawer 3M Desk Top Keyboard Drawer