This San Francisco 49ers 2025 Rivalries Collection Sideline Full-Zip Bomber Jacket from Nike is an ode to a fanbase that moves more like family. An all-black backdrop, saloon-style wordmark and gold accents represent the franchise's storied legacy. The two-way stretch, water-resistant twill fabric crafted for heavyweight coverage in cold, inclement weather helps keep you warm while showcasing this exclusive San Francisco 49ers jacket.