Learn to practice the three key fundamentals characteristic to all great putters. The Putting Stroke Teacher has a quick and easy setup at the practice green and convenient breakdown for storing in your golf bag or packing for travelling. Remember your putter is used more than any other club during a round of golf, so, "PRACTICE MORE, PUTT LESS." A must have at the practice green. Watch demonstration at http://www.youtube.com/watch?v=_WX6eIc0cXQ&feature=c4-overview&list=UUdis5rgPUYNlF4k6xfVND5w.