PRO PREFERRED YOUTH WOOD BAT The Rawlings Pro Preferred line of wood bats is the epitome of powerful performance and uncompromising luxury at the dish. This MM13 model features hard, powerful maple wood that gives hitters a firm and forceful feel upon impact. Each Pro Preferred bat is made to meet the demands of MLB performance, and you'll feel the difference when you square one up. Just like Rawlings Pro Preferred gloves have come to represent the pinnacle of quality and craftsmanship, the Pro Preferred line of wood bats is making a name for itself.