Isabel Marant Etoile Catchelae Blouse in White. - size 36/4 (also in 34/2) Isabel Marant Etoile Catchelae Blouse in White. - size 36/4 (also in 34/2) 100% viscose. Dry clean only. Hidden front button closure. Smocked neckline. Ruffle detail. Imported. ISAR-WS30. CH0679-20A044E. 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.