Microsoft Sculpt Ergonomic Mouse， Black (L6V-00002)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> The shape of the mouse is designed to maximize wrist comfort </span></li><li><span class="a-list-item"> Thumb scoop helps to maintain the correct ergonomic hand and wrist position </span></li><li><span class="a-list-item"> Windows button provides one-touch access to the Start screen </span></li><li><span class="a-list-item"> Back button for faster navigation </span></li><li><span class="a-list-item"> 4-way scroll wheel for navigating up， down， left and right </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41j4-SBrSpL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31Ai%2B-rH0jL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41N9rTMqKiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31EUm6XfGFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31L5nz1oHOL.jpg" noproxy>