9X 12 Putting Mat. Build precision on the putting surface with the Automatic Putting Mat. A premium, non-directional putting surface provides a realistic practice experience, while distance markings help golfers practice short, mid and long range putts. The gravity feed golf ball return system runs the length of the mat and keeps your training session on track and hassle free. Develop feel on the green by practicing with the Maxfli Automatic Putting Mat.