To be clear, there is nothing wrong with having back hair, despite what every show about dating in New York will tell you (I’ll never forgive Sex and the City for what it did to the hairy community).

As a style writer, I’ve tested more bras than I can count—comfortable bras, sports bras, racerback bras, you name it. But out of all the bras I’ve tested, a back-smoothing bra is the most flattering ...