SPOILER WARNING
This article contains spoilers about Hidden Vendors, proceed with caution!
Marvin McHeadwear is a cosmetic vendor, located outside of The Coin Sink. He sells seven cosmetics:
 Baseball Cap 8,500 
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 Beanie 8,500
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 Beret 8,500
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 Knitted Hat 8,500
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 Knitted Hat (Black) 8,500
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 Bucket Hat 8,500
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 Sun Visor 8,500
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