The sport mouse adopts ergonomic design, comfortable feel, long for time use is not tired. Make your work or study easier. Ergonomically designed, optical tracking technology, working on many different surfaces(except glass surface) and ideal usage for home or office. The size of the portable travel mouse is 3.70*1.57 inch, easy to carry. And it serves as a decoration on your desk when you do not use it. The Bluetooth wireless mouse is widely suitable for most like PC, computer, laptop, or tablet via. Optical Wireless computer mouse,especially designed for soccer lover,a wonderful gift for kids who sports.