SteelSeries QcK+ SK Gaming Surface SteelSeries QcK+ Limited Edition (SK Gaming) is a limited edition super-sized mouse pad made of a high quality cloth material, featuring an eye-catching design created in cooperation with Meet Your Makers. It features a specially designed non-slip rubber base (which prevents the mouse pad from sliding) and a height of 4 mm (twice as thick as standard QcK+ pads).