Complete your San Francisco 49ers game day look with this New Era 9SEVENTY Stretch-Snap Hat. The 9SEVENTY provides a modern adjustable fit and versatile style with its structured crown, semi-curved visor and performance stretch sweatband. Featuring COOLERA® technology that wicks away sweat and MICROERA™ technology that acts as an anti-microbial to reduce odor, this San Francisco 49ers hat is built for comfort and performance.