Bukhari 5943 -Women Prohibited From Threading, Hair Extension And Tattooing Etc
This prohibition is based on deception by which the women demand extra Mehr from their husband-to-be or such practices were adopted by the prostitutes and this might resemble them. See for details the following article. http://alsharia.org/2020/jul/jismani-sakht-tabdeeli-2-m-ashfaq