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 16 of 19 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 16 Helmut Lang Kinetic Open-Back Black Mini Dress ($210) Helmut Lang Kinetic Open-Back Black Mini Dress $210 from net-a-porter.com Buy Now Previous Next Start Slideshow DressesShopping