The New Era 39Thirty Houston Astros 2017 World Series Champs On Field Hat is a black baseball cap officially licensed by Major League Baseball. This unisex adult hat features the team's logo and is perfect for fans of the Houston Astros. Made by New Era, this cap is an essential piece of fan apparel for supporters of the World Series champions. Made in China, this high-quality hat is a must-have for any baseball enthusiast looking to commemorate the historic 2017 World Series victory.