Noelia Textured Jersey Open Back Maxi Dress in Fiery Red Oh Polly Open Back Maxi Dress Black NA KD Sequined open back maxi dress in purple Rotate Mytheresa Iride open back maxi dress in blue Pucci Mytheresa COS + The Open Back Maxi Dress BCBGMaxAzria Maxi Dress With Open Back Maxi dress, Backless maxi. The Mizie Open Back Maxi Dress features an elegant slit, invisible zipper, and an elasticized open back for a flattering fit. Its lined design ensures comfort, perfect for any special occasion. Size + Fit Model is 5'9" and wearing size XS Measurements taken from size S Chest: 17 1 2" Length: 56"