Gordini Women's Stomp III Mitts Shell: 94% Nylon 6% Spandex/Trim: 100% Polyester/Lining: 100% Polyester/Insulation: 100% Polyester Imported Fingers reinforced with Wrap caps Shell: flex fabric with breathe weave stretch woven fabric Insulation: Megaloft Aquabloc ultra breathable, Waterproof, windproof insert Gauntlet cinch closure