Backless maxi dresses in retro-inspired flowers! The ditsy floral long sleeve backless maxi dress is a stylish and subtly sexy staple. Designed with a round neck with a back tie closure. fitted long sleeves. an open back. a hidden back zip closure. curve-hugging silhouette and a long dress cut. this boutique dress for women creates a unique and vintage feminine day-to-night look for autumn and winter. Save this vintage outfit for the cold weather days.