Arizona Diamondbacks 2001 World Series New Era 59Fifty Fitted Hat (Glow in The Dark Rust Orange Lavender Under Brim) Size:8 Seattle Mariners 40TH Anniversary New

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Arizona Diamondbacks 2001 World Series New Era 59Fifty Fitted Hat (Glow in The Dark Rust Orange Lavender Under Brim) Size:8 Seattle Mariners 40TH Anniversary NewArizona Diamondbacks 2001 World Series New Era 59Fifty Fitted Hat in Rust Orange & Lavender Under Brim. Patch: 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.