Meaning of a guy saying "I like your hair"?

he is a coworker I used to have a crush on him but I don't anymore he saw me and he said hi and he said I like your hair . I recently bought bumpits and 2day was my first time wearing them...i was just curious behind the meaning of this lol... was he lying. lol and my friend is not gay lol
Meaning of a guy saying "I like your hair"?
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