69% viscose 28% poly 2% polyamide 1% elastan. Made in Italy. Dry clean only. Metallic knit fabric. Rib knit trim. LANV-WK4. RW TO3665 MA20. About the designer: As the oldest couture house in Paris, Lanvin offers elegant clothing that is chic with an effortlessly twist of Parisian cool. Launched around 1889 by Jeanne Lanvin, in 2001 Alber Elbaz joined the house and elevated the brand to a new status in modern fashion. Known for one-shouldered cocktail frocks, voluminous ruffles, and pieces that exude feminine charm, Lanvin is a favorite among celebrities like Natalie Portman, Tilda Swinton, and Michelle Williams.