ship from Japan It is a Bluetooth mouse with a shape that is easy to grasp with a grip that seems to absorb in your hand. The shape is compatible with various grip styles such as ‘Covered’ and ‘Pinched’. Quiet switches are used for the left and right buttons, making it convenient for use in public places and for operation during meetings. The two buttons for ‘Back and Forward’ can be operated with the side button at hand without moving the mouse pointer, allowing for speedy operation with a Web browser. The back/forward function of the side buttons is supported only by Windows. The frequently used ‘Back’ button is larger than the ‘Forward’ button, making it easier to press.