Worth Lithium Amp Little League-13 Bat Worth's lithium hyper-lite is designed for players who are looking for an ultra-lite bat to produce the maximum swing speed Largest sweetspot in aluminum bats created by extending the barrel 15-2-Inch longer Up to 30-Percent thinner taper for reduced weight and increased bat speed Endplug designed to allow barrel felxibility and 5-Percent more inertia to drive through the ball 115 BPF Approved for all associations