Gear up for game day with this San Francisco 49ers Fred Warner Black 2025 Rivalries Collection Black Nike Game Jersey. NFL 'Rivalries' jerseys are a new line of alternate uniforms, debuted in 2025, for teams to wear during divisional matchups at home. These jerseys are designed by Nike and inspired by each team's unique community, history, and local culture, with the goal of connecting with fans and celebrating intense rivalriesNike NFL Game JerseysScreen printed name and numberStandard, relaxed fit made of 100% polyester Mesh side panels for ventilation to improve airflowNFL shield at the V-neck collarNike Swoosh logo on the sleeves