Dakine Yukon Mitt Shell:52% POLYESTER,33% POLYAMIDE,15% POLYURETHANE Lining:100% POLYESTER Insulation:100% POLYESTER FIBER Imported Cuff Closure: One hand cinch gauntlet Insert: None Insulation: High loft synthetic [ 140g/350g ] Palm: Polyurethane Shell: Nylon/Poly with DWR treatment