Rear adjustable legs raise the mouse bridge for clearance of higher keyboards or where keyboard cable is located at right rear Adjustable legs accommodate the tilt angle of various keyboards Designed to cover numeric portion of the keyboard Ideal for those who seldom use the numeric keypad Dimensions: 7 1/2 wide 8 1/2" deep 1 3/4" - 2 1/2" (height front) 2" - 2 3/4" (height rear) Color: black"