You don't slow down when the temperatures drop. Bring the heat to your offseason training and batting cage sessions with the EvoShield Winterball 2.0, a fitted long sleeve top built to get you through your next workout or any game in cooler weather. The midweight blend of polyester and spandex hugs your body without restricting movement, and the fleece-lined interior delivers comfort and warmth when you brave the frost. The ventilated back detail and underarm panel help you release heat when it's needed most.