Product Overview: The Odyssey putt genie helps you squarely strike the ball when putting, which is a key fundamental skill for maximum performance on the greens. The putt genie promotes a square PUTTER face at set up and provides instant feedback at impact as it will wobble, veer offline and/or fall flat when hit incorrectly. Available in two sizes; the smaller of which delivers a higher degree of difficulty to further tune your skill set. The Odyssey putt genie training aid will help you make more putts and lower your scores. Features: Promotes a square face and path at impact. An open face/path pushes Putt Genie to the right. A closed face/path pushes Putt Genie to the left Two sizes cover high/low degrees of difficulty