Show your San Francisco 49ers pride with this 2025 Rivalries Collection Fan Pack 9SEVENTY Adjustable Hat from New Era. With its structured crown, adjustable snap closure and performance stretch sweatband, the 9SEVENTY provides versatile style and a perfect modern fit for every fan. The COOLERA® and MICROERA™ technologies combine to keep you feeling cool and smelling fresh all day long, and the embroidered team graphic on the front puts your love for the San Francisco 49ers on full display.