This is a very nice aid to help align putter swing skills. Well worth the price. I have only used it a few times, but I instantly see the mistakes made with the ball strike, allowing for easy adjustments. It works great to line down the lane without distortion!âJacob S. â Verified Buyer â Drop 5 strokes your handicap immediately â Holeputts from any break on any course â High-power laser tech that givesINSTANT visual feedback â Eliminate 3 & 4-putting the largest cause of golfing anxiety We can all relateto the frustration of practicing and practicing on the green, trying every trick in the book to perfect our putting.Been there, done that. Did you knowthat most players (97%to be exact) havedifficulty with aim?If youre one of them, you may find yourself constantly adjusting your stroke to try to get the putter face on the right line at impact. Unfortunately,this can lead toinconsistency and missed putts.