What are these bumps?

Men's health
1

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i just noticed these bumps on my shaft and they are small and hard?

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2

i stg the name isnt racist

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i stg the name isnt racist

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i stg the name isnt racist

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The only useful photo to comment on is the last one, as it is close and clear enough
I wonder when you first noticed these bumps? What age are you? Are you circumcised?