Pittsburgh Pirates 1979 World Series New Era 59Fifty Fitted Hat (Red Sky Blue Under Brim) Washington Nationals BATTLE OF THE BAY Oakland

BATTLE OF THE BAY Oakland Athletics 1989 World Series New Era 59Fifty Fitted Hat in Green

This custom Arizona Diamondbacks New Era fitted hat is to match the Pop Art Son of Mars

They were previously affiliates of the Toronto Blue-Jays and Los Angeles Dodgers

Los Angeles Dodgers 75th World Series New Era 59Fifty Fitted Hat with the 75th World Series patch and Green under brim

Pittsburgh Pirates 1979 World Series New Era 59Fifty Fitted Hat (Red Sky Blue Under Brim) Washington Nationals BATTLE OF THE BAY OaklandPittsburgh Pirates 1979 World Series (76th World Series) New Era 59Fifty Fitted Hat in Red & Sky Blue Under Brim.