Feel the energy that the San Francisco 49ers bring every week with this Fan Pack Flex Hat. The 2025 Rivalries Collection spotlights iconic matchups across the AFC East and NFC West divisions with fan gear inspired by local communities. Engineered with New Era's premier stretch-fit style, the 39THIRTY ensures a comfortable fit that moves with you, making it perfect for all-day wear. Originally designed, embroidered graphics with raised details proudly display your team pride, while the six-panel construction with eyelets offers breathability and a touch of classic style.