Game in comfort with the Steelseries Qc K Edge Mouse Mat. Optimised for both laser & optical mice, even if you upgrade or change up your mouse, you'll get the same level of quality & smooth movement. With a large surface of 450 x 400 mm, the Steelseries Qc K Edge Gaming Surface is made from high quality cloth which won't fray or peel, & can be washed easily. It also has a non-slip rubber base, so you can game your hardest with no compromise or unwanted movement.