This 2017 adidas aero burner comp baseball bat is designed for adult players and is made of composite material. With a barrel diameter of 2 3/4 inches and a weight of 20 oz, this bat is perfect for hitting those home runs. The sleek white color of the bat will make you stand out on the field. This bat is also approved for USSSA play. The aero burner comp model is a top-of-the-line choice for serious baseball players. It provides a great balance between power and speed, allowing you to hit the ball farther and faster. Whether you're an experienced player or just starting out, this bat is a great choice for your next game.