Beat the heat in style with the New Era 9SEVENTY Buffalo Bills 2025 Sideline Hot Weather Gray Adjustable Cap. This official sideline cap features a breathable mesh back and lightweight performance fabric designed to keep you cool all season long. With a bold gray build and raised team logo patch front and center, it's the perfect mix of function and fan pride. Adjustable fit makes it game-day ready for every member of Bills Mafia.