- Improve your putting precision. The golf putting ruler helps you concentrate and trace a precise path to the ball, while refining your posture and swing technique for more consistent performance. - Putting accuracy. Use this training tool to practice gently gripping the putter’s striking surface and aligning your strokes precisely. The ruler includes golf ball placement holes to prevent slipping during setup. - Extensively applicable. Suitable for golfers of all levels. Its versatile design makes it usable at home, on golf courses, in hotels, or outdoors. - Portable and convenient. The putter ruler folds easily and stores in the compartment of your golf bag, keeping it handy when you need to practice. Use scenarios: - At home or on a practice mat to work on alignment, path consistency, and posture. - On the practice green between holes to quick-check alignment and stroke setup. - While traveling or in a hotel room to maintain rhythm and technique during trips.