Available in 9 ft. and 13 ft. lengths, the Tour Links Training Aid is the best, all-in-one putting trainer ever developed. Tour Links Training Aids deliver positive feedback to all aspects of your stroke. Follow the club path down the String Guide. Maintain squareness at impact with the Stroke Groover Block. Improve your alignment with the Ball Marking Tool. Learn proper head and body position with the alignment Hash Mark. Create breaks with the Contour Mats and aim center cup with the Cup Reducing Ring. Suitable for left and right-hand golfers. This is the putting training aid pros and putting experts have relied on for years.