Dakine Women's Alero Mitts Shell: 58% Polyester, 20% Polyamide, 20% Pvc, 2% Polyurethane Lining: 100% Polyester Insulation: 100% Polyester Imported Shell Fabric: Nylon / Poly with DWR treatment Insert: Dk dry Waterproof Insulation: high loft synthetic [ 140g/350g ] Palm: Polyurethane Internal Heat pack pocket