Aegis Microbe Shield treated (anti-microbial) protection prohibits bacteria and algae growth on the pad surface. It"s a mouse pad and wrist rest all in one so there"s no need to buy separate supports. Temperature sensitive Visco Elastic Memory Foam provides maximum comfort on wrist or palms; recognizes and relieves local pressure when in use. "Five Star" seal of ergonomic excellence by the Oxford Research Institute for design, quality and comfort. Mouse pad can be positioned in a variety of angles. Large mouse surface offers a wide range of motion with minimal shoulder and wrist strain.