The first five piece Tour ball -- Penta TP. The five layers are designed to maximize performance for a variety of club setups: putter/wedge, short iron/wedge, mid-iron, long-iron, driver.
Cover: soft feel for putters and wedges
2nd layer: spin for short irons and wedges
3rd layer: control for mid-irons
4th layer: launch for long irons
Core: distance from drivers
The ball took 3 years to develop and is currently being played by several staff professionals on Tour: Sergio Garcia, Retief Goosen and Y.E. Yang.