Baltimore Orioles 50th Anniversary 59Fifty New Era Fitted Hat (Glow in the Dark Purple Red Under Brim) Friday the 13th Oakland Athletics 1989 BATTLE OF

Oakland Athletics 1989 BATTLE OF THE BAY World Series New Era 59Fifty Fitted Hat in Olive with Pink Under Brim

Boston Red Sox 8 WORLD SERIES CHAMPIONS New Era 59Fifty Fitted Hat is in Navy & Pink Under Brim

It will match Air Jordan 4 Raptors

New York Yankees 2000 All Star Game 59Fifty New Era Fitted Hat in Navy with Gray Under Brim

It's a simple hat

Baltimore Orioles 50th Anniversary 59Fifty New Era Fitted Hat (Glow in the Dark Purple Red Under Brim) Friday the 13th Oakland Athletics 1989 BATTLE OFBaltimore Orioles 50th Anniversary 59Fifty New Era Fitted Hat in Purple & Red Under Brim. Logo: Glow in the Dark How to make Patch Glow in the Dark: Simply Expose Logo to Sunlight (or bright light) for at least one full minute to activate the green phosphorescent glow. The longer it is exposed, the longer and brighter the afterglow will be.