Unique mounting arm features dual swivel mounting heads rotate and swivel 360 degrees as well as 180 degrees at the mouse platform. Contoured positive angled Viscoflexâ„¢ memory foam wrist support helps protect against wrist fatigue, minimizes shoulder strain and unnecessary reaching. Aegisâ„¢ antimicrobial protection on pad provides long-lasting defense against fungi, bacteria and algae. Stores neatly beneath the desk to help save valuable work space. Installs with ease in hard to reach areas.