Lilly Pulitzer Alessa Swing Dress Size M NWT The swing fit tank silhouette gets an extra bit of luster with flounces along the front and back of the v-neckline. Fashioned from pima cotton jersey, it's super soft, too. Colorful and chic, it's an easy outfit win. · Swing fit tank dress with flounce at front and back neckline. · Built-in lingerie snaps make this dress bra-friendly. Size M Approx Measurements Bust 18" pit to pit Length 36" From top of shoulder to hem Pima Cotton Jersey (100% Pima Cotton).