Gel wrist rest and mouse pad accessory provides the comfort of gel and exclusive built-in Microban. Antimicrobial protection fights the uncontrolled growth of microbes, such as bacteria, that can cause stains, odors and product deterioration. The ultimate in personal fit, so you can type without tension or fatigue. Wrist rest/mouse pad is optical mouse-friendly. Microban technology is built in during the manufacturing process, so it won't wash-off or wear away for continuous antimicrobial protection that lasts the lifetime of the product. Gel wrist rest with mouse pad features a durable polyester covering.