Lilly Pulitzer XSmall Margot Swing Dress Corsica Blue Turtle Villa Sleeveless. The Margot Dress is a knit halter dress with a swing fit. This fun, printed dress will be an easy addition to your summer look. The high, halter neckline and lightweight fit make this sleeveless dress a go-to outfit for warm weather. Sleeveless swing dress with halter neckline and tassels at back neck tie. Some colors are more vibrant in person. Length: Above the knee. Pima Cotton Jersey (100% Pima Cotton). **Worn Once, like new- perfect condition.