The Easton S500 Yellow / Black 31 In. -13 Speed Brigade Bat is a high-quality aluminum and metal alloy baseball bat designed for youth players. With a 31-inch length and 2 1/4 inch barrel diameter, this multicolored bat is perfect for young athletes looking to improve their performance on the field. The Easton brand is well-known for producing durable and reliable sporting goods, making this bat a great choice for aspiring baseball players.