Blue Martini Ball Marker! Beautifully crafted Ball Markers featuring Swarovski Crystals adds some BLING to your game! Show off your sparkling uniquely designed Golf Crystal Ball Marker on the green ... All items include a Magnetic Ball Marker Clip that attaches virtually anywhere. We have received rave reviews on these items for their quality and style so why wait? Get your Golf Crystal Ball Marker Now! Combined Shipping on multiple items.