Both boys and girls need a comb. Of course, if you have a buzz cut or a bald head, you don’t need it! But in bedroom Feng Shui, as long as you put a comb in the bedroom, you must put it according to the rules.
For some reason, some girls always put their combs under their pillows. This approach seemed to be done for convenience, but they did not notice at all that the ultimate consequence of doing so was to make the feng shui of their bedroom extremely bad, and finally put themselves into bad luck.