`-10 length to weight ratio 2 5/8 inch barrel diameter Balanced swing weight Approved for play in USA Baseball One year manufacturer's warranty The all new 2018 Voodoo One Balanced USA Baseball bat from DeMarini is a great light-swinging option for the junior high aged player who prefers the feel of a one-piece aluminum bat. DeMarini's X14 Alloy allows for more precise weight distribution and the 3Fusion End Cap optimizes the bat's sweet spot for a sound and feel that players love. New for the 2018 season, these bats are certified for all USA Baseball play. Comes with a 1 year manufacturer's warranty from DeMarini. - -10 length to weight ratio - 2 5/8 inch barrel diameter - Balanced swing weight - One-Piece X14 Alloy for more precise weight distribution - 3Fusion End Cap optimizes sweet spot, sound and feel through the barrel - Approved for play in USA Baseball - One year manufacturer's warranty