These reusable face masks are made from lightweight polyester fabric to ensure comfort moisture management. The inner layers contain Zinc nano particles (160 -220 PPM) which has the following traits:

• Zinc nanoparticle has a very strong binding ability to the cell wall/membrane of the bacteria. It can directly enter the bacteria body and quickly bind metabolized by oxygen, blocking metabolism and inactivating it, thereby causing no damage to the human body.
• Zinc is an essential mineral that helps the body inside and out. It can even help maintain the health of your largest organ: your skin. Due to its anti-inflammatory effects.
• Note they are not a medical mask.
• This fabric also has SPF 50 and has a cooling effect.
• There are machine washable.