Gordini Men's Stomp III Mitts 100% Other Fibers Imported Waterproof, breathable, windproof aquabloc insert Megaloft polyester insulation Gauntlet Cinch closure and nose wipe Zippered heatrap heater pack system and Wrap caps Palm and thumb reinforcement; 100% Polyester/94% Nylon/6% Spandex Shell: flex fabric with breathe weave stretch woven fabric Insulation: Megaloft Aquabloc ultra breathable, Waterproof, windproof insert Gauntlet cinch closure