Midnight blue dress. Not lined. Cold hand wash only. Model is a standard XS and is wearing XS. True to size. Non stretchy fabric. Invisible back zip. Polyester. There's something a bit magical about our Hidden Figures Dress! This style ties up behind the neck, has full length sleeves with a flared cuff and it has an invisible back zip. It also has a sweet ruffle hem and the overlay ties up on the waist. We recommend wearing yours with a holographic clutch and a pointed lace up heel!