The Easton Synergy CNT SCN1B 31-inch 21-ounce fastpitch softball bat is designed for adult players looking for high performance on the field. Made from durable carbon composite material, this bat offers a 13-inch barrel diameter and a balanced feel for optimal handling. With its sleek gray color and -10 length to weight ratio, this ASA and NSA approved bat is sure to enhance your game with every swing.