Callaway Triple Track Hat Clip and Ball Marker The Callaway Triple Track Hat Clip & Ball Marker is an essential tool for any avid golfer. Allowing quick and easy access to you ball marker while on the course this clip is a fantastic addition to any golfers kit. As this superb marker also has the Triple Track alignment system printed on it, it makes lining up your triple track golf ball up a far quicker and more accurate process. It also works well if your golf ball only has a single alignment line on it. FEATURES AT A GLANCE Magnetic marker with the same popular Triple Track technology from our golf balls and putters Works with most hats and visors 1 x Ball Marker