Keyboard Manager attaches to your desktop edge without tools, which allows the platform to tilt or slide with ease. Extended knee clearance keeps you comfortable while typing and mousing. Rubber backing keeps your mouse from sliding off the mousing platform. Single lever easily adjusts the tilt from flat to 30 degrees and the slide with a 4-5/8" travel distance). Ultra soft memory foam wrist support delivers comfort and features Microban antimicrobial protection that keeps the Keyboard Manager cleaner. Large platform holds both a keyboard and mouse (both sold separately).