The four new sole grinds include FULL sole for the most bounce MID sole for medium bounce LOW sole for low bounce and XLOW for players who want the most versatility when it comes to pulling off extra challenging greenside shots.
Since then Thomas upgraded to the new Titleist TS3 driver and a TS3 fairway wood. Those two clubs have not be unveiled to the public officially yet. You can expect the company to announce them later in the year.
One big difference is the addition of a new four-model structure with Tour (T) Players (P) Extreme Forgiveness (XF) and Super Game Improvement (SGI) now offered. But the real design difference has to do with the a new material used in the clubs that produces more speed and distance among other things.