Popsugar Fashion Dresses Backless Dresses Go Backless For a Very Sexy Valentine's Day February 7, 2014 by Leah Melby View On One Page Photo 7 of 19 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 Pierre Balmain Backless One-Sleeve Black Dress ($89, originally $295) Pierre Balmain Backless One-Sleeve Black Dress $89 from shopbop.com Buy Now Previous Next Start Slideshow DressesShopping