Our putter is a Proven winner on the PGA Tour and has been rolled in EVERY Major Championship on tour, not to mention countless other PGA events...and we do not pay to play. SIK is used on tour because SIK Golf putters helps players score. We are the creators of the PATENTED Descending Loft Technology. DLT works to launch the golf ball at a consistent angle which in turn leads to the most consistent distance control of any putter on the market.