Seattle Mariners 1979 All Star Game New Era 59Fifty Fitted Hat (Glow in the Dark Grey Yellow Under Brim) Size:7 3/4 This Florida Marlins New Era

This Florida Marlins New Era 59FIFTY Fitted Hat is gray with a black brim and lime green and gray logo

Teal & Gray

New Jersey Devils New Era 59Fifty Fitted Hats in Black & Gray Under Brim

It has a dark grey under visor

Seattle Mariners 1979 All Star Game New Era 59Fifty Fitted Hat (Glow in the Dark Grey Yellow Under Brim) Size:7 3/4 This Florida Marlins New EraSeattle Mariners 1979 All Star Game New Era 59Fifty Fitted Hat is Grey with Yellow 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.