RIP-IT 2014 Senior AIR B1410 Baseball Bat (-10) Uses AIR Technology to achieve outstanding speed Made of RIP-IT's strongest alloy: R2 Alloy The Contact Grip delivers comfort while also eliminating sting Features an Acoustic Barrel for unbeatable pop and performance Available in -5, -8 and -10 sizes; All sizes have a 2" and 5/8" barrel and are legal for 1.15 BPF Senior League