NWT: SQUARE NECK CUTOUT MIDI DRESS by ASTR The Label Color: Black Size: XS Square neck and darted bodice Side slit and back cutout detail Long sleeves, concealed back zipper, button closure Dry clean only Self: 95% Polyester, 5% Elastane, Lining: 100% Polyester Style #ADR102026 Stunning black long sleeve dress. New with every tag attached - never worn, brand new.