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Old 03-12-2019, 09:12 AM
Cecily Cecily is offline
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Join Date: Jan 2012
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Among other fucked up things I’ve been pondering is what’s the effective SPF of various melanin concentrations. I wear 55 SPF. How dark skinned would a person be to have that naturally. I’m guessing olive-skinned people are probably 25-35 SPF.