Seattle Mariners 1979 All Star Game New Era 59Fifty Fitted Hat (Glow in the Dark Grey Yellow Under Brim) Size:7 7/8 The NJ Devils Fitted Cap

The NJ Devils Fitted Cap is completely Red and features a gray Under Brim

BLACK & GRAY UNDER BRIM

Seattle Seahawks Super Bow XLVIII New Era Pom Beanie in team colors

Simply Expose Logo to Sunlight (or bright light) for at least one full minute to activate the green phosphorescent glow

Seattle Mariners 1979 All Star Game New Era 59Fifty Fitted Hat (Glow in the Dark Grey Yellow Under Brim) Size:7 7/8 The NJ Devils Fitted CapSeattle 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.