Kensington SmartFit Mouse Pad with Ergonomic Wrist Rest (K55793AM) Smart Fit System lets you measure, adjust and fit the mouse pad to find your ideal comfort color setting Height adjustable inserts are set to your color and help set your wrist at the correct angle for comfortable clicking and scrolling Gel wrist pad provides a cool, comfortable surface that conforms to your wrist and relieves pressure points Anti-microbial surface resists stains and odors for a worry-free experience Non-skid base provides stability and keeps the wrist rest firmly in place