Wellputt 13ft Practice Putting Green Putting represents 30-45% of all strokes(for the lowest estimations) made during 18 holes. Yet, in the hour that precedes the first tee, the great majority of players will spend 45 minutes driving practice, making a dozen chips, but hardly putt at all. The WellPutt Putting Mat allows you, not just to putt (as all mats do!) but to learn to putt and to putt well! You can work an alignment, touch, routine and particularly speed The best putting mat ever, approved by world-renowned coach Cameron McCormick, Jordan Spiethís coach. Used by the worldís top professional players, the Wellputt Mats are the most scientifically accurate in reproducing a real-life green. Their patented design & rolling speed have been tested by our engineers and coach Cameron McCormick to make you a putting expert. Features: Wellputt 13ft Practice Putting Green * Length : 13 ft * Width : 1.64 ft * Stimp meter speed : 10/11.5 ft * Weight : 4.28 lbs * Approved by Cameron McCormick * Aiming & speed control training * More than 50 practice exercises * Wellputt App for iOS & android