Logitech G640 Large Cloth Gaming Mouse Pad, Optimized for Gaming Sensors, Moderate Surface Friction, Non-Slip Mouse Mat - Black: From the manufacturerMEDIUM SURFACE FRICTIONThe cloth surface provides medium friction, improving mouse control for low DPI gaming, whether starting, stopping or abruptly changing direction.CONSISTENT SURFACE TEXTUREThe consistent tracking surface helps enhance your aim and unlock the full potential