EyeLine Putting Mirror
More often than not, the aid you see Rickie Fowler, Rory McIlroy, Justin Thomas, Phil Mickelson and countless others using is the EyeLine Golf Putting Mirror. It allows you to groove the path of your stroke as well as provide a pair of holes to incorporate a drill into your practice routine. After all, even if Dad will never be able to putt like the pros, at least he can practice like them. Buy it now.