The DeMarini CF 'Zen' 33in/30oz (-3) CBC-21 BBCOR Composite Baseball Bat is a high-performance baseball bat designed for adult players. Made with durable carbon composite material, this 2-piece bat features a balanced swing weight for optimal performance on the field. With a 2 5/8 inch barrel diameter and a length of 33 inches, this 2021 model from the CF Zen series by DeMarini is sure to enhance your hitting power and overall game play.