Isabel Marant Etoile Luzco Sweatshirt in Brown. - size 40/8 (also in 38/6) Isabel Marant Etoile Luzco Sweatshirt in Brown. - size 40/8 (also in 38/6) Self: 48% cotton 21% polyamide 18% wool 7% viscose 5% poly 1% elastaneRib: 70% cotton 30% wool. Hand wash cold. Intarsia knit fabric. Rib knit edges. Imported. ISAR-WK11. PU1363-20A076E. The standard-bearer for insouciant Parisian chicness, Isabel Marant launched her easygoing Etoile diffusion line in 1999. The collection dispenses with formality: Etoile is known for its comfortable, relaxed styles. With deconstructed shapes and soft prints, the label showcases a fluid, feminine feel.