Milwaukee Brewers 1975 All-Star Game New Era 59Fifty Fitted Hat in Dark Green, Black & Orange Under Brim. 

Patch: Glow in the Dark

How to make Logo 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.