1、Suitable for novices and golf teaching venues, allowing you to see your posture through putting mirror during golf putting practice. 2、You can use it to correct in any place. You can correct your posture from different angles according to the position of the mirror. 3、The putting alignment mirror is a small mirror that is great for checking your setup on the green. Keep it in your bag and use it for practice or warm up before a round. 4、The golfer will be made self aware, altering any incorrect movements and allowing their teacher/coach to focus on other aspects of the class. 5、Using the portable mirrors within golf practice when teeing off or for perfecting swing at home can immediately identify bad posture.