San Francisco Giants 1961 All Star Game New Era 59Fifty Fitted Hat (Glow in The Dark Maroon Lava Red Under Brim) 70594933 The logo is neon yellow

The logo is neon yellow with a black halo

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San Francisco Giants 1961 All Star Game New Era 59Fifty Fitted Hat (Glow in The Dark Maroon Lava Red Under Brim) 70594933 The logo is neon yellowSan Francisco Giants 1961 All Star Game New Era 59Fifty Fitted Hat in Maroon & Lava 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.