Contour RollerMouse Go**Replaces the RollerMouse Mobile** NOTE: RollerMouse Mobile is now discontinued and is out of stock. Replacement is the New RollerMouse GO and optional Go Dock wrist rest accessory. GO and Dock can be purchased separately or as a bundle. Smaller in size not in functionality RollerMouse Go offers a compact and wireless version of Contours renowned central mouse design, making it easy to carry around to work, home, or travel. Its unique Rollerbar