Rikki Knight Nebula Constellation Space Astronomy Universe Design Lightning Series Gaming Mouse Pad (MPSQ-RK-45097) Optical-friendly rectangular mouse pad for improved tracking Made of a durable heat-resistant polyester fabric top (will keep your mouse rolling in style) Rubber non-slip backing keeps the mouse pad from sliding and protects the desktop from scratching. Mouse pad measures 9.25" x 7.75" and is 1/8 of an inch thick Vibrant permanent colors that will not fade