Perfect your putt with the EyeLine Golf(R) Total Stroke Putting System. This system developed by Jon & Jim McLean helps to correct your stoke path, speed and trajectory in a matter of minutes. By applying a visual aid for aim, path and trajectory, golfers have noticed dramatic improvements within minutes. Design Aim the total stroke at your target, create path gates using tees, set up ball gate, place ball on the aim arrows and begin putting Improves setup, path, impact, speed and time Excellent coaching and practicing tool Designed for both right-handed and left-handed golfers