Steelseries QCK Edge Large Micro Woven Cloth Gaming Mouse Pad, 450 mm x 400 mm x 2 mm. . - Stitched edges for increased durability. - Exclusive QcK micro-woven cloth for maximum control. - Optimized for low and high DPI tracking movements. - Durable and washable for easy cleaning. . Never-Fray Stitched Edges. Stitching along the edges of the surface ensure it will never fray or peel.. . . Pinpoint Mouse Accuracy. Tested by the top mouse sensor manufacturer, the high thread count and smooth surface optimizes mouse tracking accuracy for both optical and laser sensors.. . . Never-Slip Base. The durable, non-slip rubber base is designed to eliminate unwanted movement and provide a solid platform for competitive gaming.. . . Professional Performance.