OSdream Outdoor Sports Full Face Mask/Military Balaclava Full Face mask Our shipping time about 7-15 days, an average of 8 days or so, less than a month One size fits all head circumference Made of breathable polyester material, makes you cool and comfortable SNUG COMFORT FIT adjusts to your head size which makes wearing it a real pleasure. Not too thick so can be worn comfortably under hats and helmets SUPERIOR BREATHABILITY and ultra lightweight material does not restrict your natural airflow. Absorbs and filters out moisture to prevent