These masks show the ability to kill 99.9% of bacteria after 30 times of washing. 

Most Antibacterial With Nano-Siver Technology: Tested bacterial filtration efficiency over 90%.  The Rate of decline of bacteria is around 99% to most common bacteria

3 Layers of Protections

• Droplet Resistant
• 2 Layers of Antibacterial Fabric
• Filtering Dust and Deodorant

Features

• Soft and Stretchy
• Breathable and Comfortable
• Machine Washable
• Uses 60% Less Polyester compared to similar products

3 Layer Mask

Outer Layer - woven fabric

Mid Layer - nano-silver non-woven fabric

Inner Layer - antibacterial knitted fabric