Easton 2015 TB15S3 S3 ALUM -13 Tee Ball Bat 2 1/4" barrel diameter Ultra-thin 29/32" handle with cushioned grip and end cap Certification: USSSA 1.15 BPF, Little League, Babe Ruth Baseball, Dixie Youth Baseball, Pony Baseball, AABC Speed design for low M.O.I and faster swing speeds