Product Details + Size:30.5x14.5cmDescription1 This training aid is used by many tour players and will help improve your putting.2 Provides full view of stroke, including eyes, shoulders and putter face.3 According to the mirror in the location of the ground different, can correct your gestures from different angles.4 The mirror with a layer of protective film, tear the protective film before use. Let you see your posture through practice mirror, easy to correct.5 Putting training aid tool created to check your putting posture and alignment.6 Professional golf players use a putting alignment mirror to improve putting skills.7 Great for golf lovers beginners to help them promote a better stance and stoke.