US Navy face mask with slot for filter
US Navy face mask with slot for filter .Adult mask. Double layered with 100% cotton and duck cloth. Face mask is great for protecting your face. It will encourage you to not touch your face . Although research does show it helps it DOES NOT provide medical grade protection against diseases and viruses and is not intended to treat,cure or prevent diseases or viruses. Face Mask does have a slot for you to insert your own filter.