Tin Cup Luck of The Irish Golf Ball Marking Stencil, Steel by Tin Cup. $17.99. New Tin Cup Golf Ball Custom Marker Alignment Tool.The Tin Cup TM Personal Imprinting System is a revolutionary new technique for golfers to mark/imprint their golf ball. The system allows a golfer to create a personalized ball using the logo or design of their choice.There are a number of logos already available. These are wonderful gift items or tournament giveaways.. Save 10%!