Why do women put effort into my appearance if I don’t?

Why do other people put extra effort into my appearance if I don’t

So I have never had a girlfriend and don’t really care about my appearance but I notice sometimes people actually try to improve it for example I was getting my hair cut at the regular barbershop I go to and after she was done she started trimming my eyebrows and got rid of my unibrow
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Why do women put effort into my appearance if I don’t?
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