The most elegant dresses for me are always backless. I love to be very modest, but theres something still so classy and feminine about a backless dress. Its just the right amount of exposure for me. Elegant Halter Cross Over Black Lace Detailed Open Back Gown with Middle Slit L Black Pietro V Neck Backless Maxi Dress In Black Night Novas Backless Halter Black Dress with Pearl Accent Cora Backless Maxi Dress Black Peppermayo US