3M Precise Mouse Pad with Gel Wrist Rest, Soothing Gel Comfort with Durable, Easy to Clean Leatherette Cover, Optical Mouse Performance and Battery Saving Design, 8.6" x 6.8", Black (MW309LE) Precise surface enhances the precision of optical mice at fast speeds Battery saving design extends battery life of wireless mice up to 50%* 3Ms gel technology creates a wrist rest that is firm enough to provide the support you need, but soft enough for optimal comfort Leatherette cover is easy to clean and features antimicrobial product protection which inhibits the growth of microorganisms, such as bacteria, on the product surface, that can cause stains, odors and product degradation Vertex design 8.6" x 6.8" *These products draw less current than darker mousing surfaces, which results in extended battery life