The balconette, or “balcony,” bra — popularized by Marilyn Monroe ... starting with the peekaboo bra movement on the Cannes red carpet last summer. Spearheaded by Sweeney, 25, and Scarlett ...

Its bras have wider straps, with seamless bands that don’t pinch. Guerrier turns to this balconette bra the most as it’s smoothing enough to be a true unseen undergarment. It’s made in band ...