Self: 80% Polyester, 16% Viscose, 4% Spandex. Contrast: 100% Polyester. Fabric does not provide stretch. Elasticized sleeve provides approximately 4 inches of stretch. Hand wash cold. Do not bleach. Lay flat to dry. Unlined. Sheer contrast at back. Imported. This jacket scores a 1.0 out of 5 on our Coat Warmth Scale.