Designed with Softball Legend and Mizuno Brand Ambassador Jennie Finch Jennie Finch Model: Inspired by feedback from Jennie Finch. Full Grain Leather Palm/Pigskin Back: For great durability. ButterSoft Palm Liner: PU palm lining for increased durability, feel, and comfort. MZO Lining: Disperses perspiration away from the skin. AirMesh Back: Increases flexibility & breathability.