This 100% polyester face mask, works to wick moisture from your face and neck, while keeping you cool and dry. Lightweight and breathable material protects you from nature's harshest elements. Trust us, once you experience the comfort and breathability of these face guards, you will never want to leave home without one. NOTE: Face masks and guards are non-medical and are not a replacement for medical grade Personal Protective Equipment. Wash before first use and routinely thereafter.