Featured during the season and worn by the players on the sideline, this Pittsburgh Pirates Green and Black 1971 World Series Patch Gray UV 9Fifty Snapback features an embroidered team historic logo at the front panels with the official NFL Shield above a snapback closure at the rear. Additional details include a patch with the team's established year at the right-wear side and a gray undervisor. It is an adjustable New Era 9FIFTY snapback hat so you can find the perfect fit. Fits most adult head sizes.