Nylon Polyester ? SUPERIOR PROTECTION ALL YEAR ROUND HEADWEAR BUNDLE: Versatile Balaclava + Magic Headband. Wear Them While: Skiing, Snowboarding, Motorcycling, Running, Trekking, Mountain Climbing, Hunting. Perfect fit for Women, Men and Children. ? Cozia Design uses SPECIAL ENGINEERED POLYESTER FIBERS and SUPERIOR DESIGN to produce High-Quality Balaclavas that Establish Exquisite Performance for Breathability, Absorbency, Wicking, Durability and Abrasion Resistance. Very Soft. Wrinkle Free. Lightweight. Stay Warm and Dry. ? IMPROVED 2017 DESIGN: longer neck and extra long in front for better wind and cold protection, improved cut and different sewing angle for better fitting on your head. These small details make all the difference. Can be worn as Full Face Mask or Open Balaclava, Neck Gaiter or Sahariene Style. ? ONE SIZE FITS MOST. Can be Worn on its Own or Under any Kind of Helmet. May not fit children. No Skin-Irritation Fabric. 4-way Stretch. Lightweight. Flatlock Seams. Machine Washable. Very Quick Dry. ? ULTIMATE PROTECTION from COLD, WIND, DUST and SUN’s UV Rays. Protect Yourself & Family.