The one-piece XXL barrel on the Easton Maxum Ultra™ -12 lays claim to the longest barrel and biggest sweet spot in the game. Seamless Carbon Construction is engineered to give you the stiff feel of a one-piece bat, with the massive, smooth-feeling sweet spot of a composite bat. Cushioned Flex™ grip provides players with comfort in their hands. It is approved for play in USSSA and associations that follow the 1.15BPF standard.