Louisville Slugger(r) FP99GP TPS Girl Power Fast Pitch Softball Bat (-10) - One Color 25/15 Size - 25 inch. Weight 15 oz - ASA Certified 2 1/4 in Barrel - 10 oz Official Softball Bat by Louisville Slugger. A name you can trust USSSA 1.20 BPF NSA And ISA Approved