Kensington Keyboard for Life Wireless Desktop SetSpill Proof Protection The keyboard has a thin membrane around the keyboard and underneath the keys ensures that any accidental spills from water, coffee, sodas or other liquids won't damage the electronics and can be simply wiped dry Ambidextrous Mouse The two button, scroll wheel design, along with a high definition 1000 DPI sensor for precision control, gives both right handed and left handed users the freedom to get the most out of the mouse Full