The Tin Cup system enables you to "Make Your Mark" with a personalized ball marker. The Tin Cup Personal Imprinting System is a revolutionary new technique for golfers to mark/imprint their golf ball. Tin Cup Instructions: - Use a permanent ink fine point or ultra fine point pen - Place a golf ball under the Tin Cup - Trace or color the logo with the pen (color of your choice) - Let the area dry a few minutes before use New-overstock item from a major retailer.