Enhance your computer experience with this vintage Logitech Optical Mouse Marble USB Trackman T-BC21. This classic trackball mouse features four buttons, optical tracking method, and USB connectivity. Its ergonomic design with a gray color finish and Logitech brand make it a stylish addition to your computer setup. Perfect for daily use, this mouse ensures a smooth and accurate cursor movement. Get your hands on this trackball mouse and take your computer operation to the next level.