Lanston Open Shoulder Shirt Dress in Black. - size XS (also in ) Lanston Open Shoulder Shirt Dress in Black. - size XS (also in ) 65% siro rayon 35% poly. Hand wash cold. Unlined. Shoulder cut-outs. LANS-WD209. L 1121FT. Lanston is a modern, luxurious and affordable fashion basics collection, that provides timeless pieces in a contemporary market.