Heavily textured weave for CONTROL gameplayThe micro-textures on the surface of the Razer Goliathus deliver the right amount of friction to your gaming mouse's movements, so you get pixel-precise targeting for absolute in-game accuracy. The weave also provides a nice, comfortable feel under your hand minimizing fatigue over extended periods of play.Optimized for All Sensitivity Settings and SensorsLow sense, high sense, laser, optical or dual sensor system - whatever your sensitivity setting or preferred gaming mouse, the Razer Goliathus offers total tracking responsiveness for consistently reliable in-game control. Available in four different sizes Yours could be a tiny corner on a desk overflowing with stuff, a vast expansive space, or you're always on the move. Whatever your play-style and space needs, the Razer Goliathus comes in four different sizes to accommodate them all. RZ02-01070600-R3M1