Best derma roller needle length for facial hair?

[dekuwi]

Is it worth for facial hair gain, eyebrows and hairline if yes how 0.5mm, 0.75mm or 1mm needles?

 

[hunkymonkey69]

Is it worth for facial hair gain, eyebrows and hairline if yes how 0.5mm, 0.75mm or 1mm needles?

idk i use 1mm tho i think its working

 

[xzx_]

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