Office Chair Arm Pad Replacement Part Armrest Caps Tops.  Pad is of medium density with a slight concave surface.  It is slightly curved so that it corresponds to the natural position when typing.  Price per set of 2 pcs and includes 4 mounting screws.  Pads are 9.25" long x 3.25" wide.  Undercut is 5 7/8" long x 1 7/8" wide.