Baseball Patterns: Patterns designed specifically for baseball. Full Grain Leather Shell: For great durability. ButterSoft Palm Liner: PU palm lining for increased durability, feel, and comfort. Parashock Plus Palm Pad: Ortholite palm pad reduces sting and deadens the ball at impact. Mizuno Premier Gloves are designed using baseball specific patterns, offering a durable, full grain leather shell which provides the intermediate player a pro sized glove that is game ready and easy to close.