MIzuno Premier GPM1200B2 12" Infield/Utility Baseball Glove - Recommended Ages: 11-15 Years Old 12" Infield/Utility - Trident Web - Recommended Age: 11-15 years of old Patterns designed specifically for baseball. Full Grain Leather Shell: Great durability. ButterSoft Lining: PU palm lining for increased durability, feel and comfort. Parashock Palm Pad: Absorbs the shock of repeated use providing outstanding protection and ideal comfort.