Contour Design RollerMouse Pro

Features: Programmable buttons for a customized experience: The RollerMouse Pro is the original centered, ergonomic computer mouse – and it's still top-of-the-line.The unique design keeps your hand and wrist in a natural position, and the roller bar allows for precise cursor control without having to move your hand back and forth. The built-in copy/paste buttons make it easy to quickly transfer text or images between applications, and the dedicated buttons for forward/backward navigation make web browsing a breeze. Plug & Play installation: Connect the RollerMouse Pro to your PC or Mac via Bluetooth, the USB receiver or cable depending on your preferred method. Fits both full-width and compact keyboards. Control multiple screens and customize the programmable buttons to your favorite shortcut functions. Colors: Black Available in 3 wrist rest sizes: Slim, Regular, and Extended Slim: 15” length x 4.3” depth x .9” tall Regular: 15” length x 5.9” depth x .9” tall Extended: 16