Don't let the cold weather suppress your ferocious loyalty. Show your San Francisco 49ers dedication proudly in the winter months with this On Field Sport cuffed knit hat from New Era! Its knit fabric will keep you warm while you're chanting with your fellow San Francisco 49ers fans at the stadium! <br><br>The NFL does not profit from the sale of Salute to Service products. Charitable contributions are donated to the NFL's military nonprofit partners including the USO, Wounded Warrior Project, Pat Tillman Foundation and TAPS.