The low-profile, hard plastic design provides a near frictionless gaming surface for maximum speed. ENHANCED DURABILITY - Upgraded materials won't wear down like other hard pads. Ultra-thin hard polycarbonate Adhesive Base (easily removable). The non-residue adhesive base leaves no trace if need to remove the pad. Works great on any flat and smooth surface. Ultra-thin hard polycarbonate surface with uniform X & Y tracking True unobstructed gaming experience - razor-thin at 0.5 mm Upgraded Version of our Glorious Helios Mousepad