5 layers filter N95 respirator mask. first layer is coated with antiseptic, virus and bacteria Layer 2 fabric fine trap dust PM2.5, Layer 3 absorbing carbon,Layer 4 thin fabric,Layer 5 cotton fabric.

Related tags:

• air filter
• mask
• protection
• cotton
• safety
• covid
• surgical
• medic
• care
• carbon fiber
• virus
• carbon
• 6+