Black Linen Tunic Dress - A great dress for any occasion this summer from poolside over your bathing suit to hostess at an impromptu get together, this linen tunic will keep you looking pulled together! Black Linen Tunic Dress. Boatneck with elbow length sleeves. Keyhole detail at neckline with self tie. Slightly sheer. 100% Linen with 100% Cotton Embroidery. Machine Wash Cold with Like Colors.