This blue Saint Laurent semi-sheer ruffled silk midi dress is made in France from lightweight chiffon. It features a V-neck, long sleeves, fluttering cuffs, adjustable tie waist, and cascading asymmetric hem. Yves Klein is best known for his l'époque blue, and now that you own this Saint Laurent dress, so will you. Pair it with an Off-White shearling coat. Accessorise with blue boots, a beaded butterfly clutch, and matching earrings.