NEVER WORN, but I did take the tags off. According to their website a medium is equivalent to a US 6. Flowers for every occasion. The SUKI Crochet Maxi Dress with Flowers features a V neckline and crisscross functional straps, exuding sophistication and grace. Its bodycon silhouette accentuates curves, while delicate flower appliqué adds a whimsical touch. Crafted from unlined knitwear, the flower crochet dress offers comfort and style for any occasion. Not only is the SUKI Crochet Maxi Dress with Flowers a work of art, it is a joy to wear. Each flower appliqué is intricately designed, showcasing our attention to detail and adding a unique element to your outfit. The breathable, flexible maxi dress fit ensures all-day comfort, making it an ideal festival dress choice. This crochet dress with flowers is made with a lightweight knit and sheer by design. 40%Acrylic, 60%Polyester