Kombi Women's Sanctum Mittens Shell 97% Polyester, 3% Spandex With 100% Polyester Backing Trim 100% Leather Palm 100% Leather Cuff 100% Polyester Insert Gore-Tex Insulation 80% Goosedown, 20% Waterfowl Feathers 100% Polyester Lining 100% Polyester Imported Durable water-repellent goatskin leather 650 fill power goose down on back of hand Gore-Tex waterproof/breathable insert