This cold weather balaclava provides natural thermal insulation to keep your head warm and dry during winter runs. Weighs 61 grams. Made from water-repellent CoffeeThermal™ fabric sourced from Italy. This multi-dimensional stretch fabric is woven with coffee charcoal-infused fibers, giving it natural heat retention. - CoffeeThermal™ CoffeeThermal™ fabric is made in France. This multi-dimensional stretch fabric provides compression and is knit with coffee charcoal-infused fibers, making it naturally heat-retentive, bacteria- and odor-resistant. CoffeeThermal™ uses waste from coffee production.