Corsair Vengeance MM600 Dual-Sided Gaming Mouse Mat (CH-9000017-WW) Dual Sided for Different Gaming Styles- smooth side for fast movements; textured side for tighter control Expert-Grade Tracking Solid Aluminum Structure- Built around 3mm of aircraft-grade aluminum for a solid gaming surface Integrated Non-Slip Feet Size: 352mm x 272mm x 5mm 3mm Aluminum Core Non Slip Rubber Corners One Year Warranty