(8 pcs) Anti-Pollution Dust Face Mouth Mask with 2 Valves and 5 Layer Activated Carbon N99 Activated Carbon Filters

ACTIVATED CARBON ADVANTAGE: Charcoal Filters have been used in the mechanical and health industry for almost a century. It is a powerful substance that eliminates harmful air particles using an advanced process called chemical absorption. With our filters, we've harnessed the absorbing power of activated carbon to help defend your respiratory system. When you breathe through the mask, the particles stick to the carbon and stay in the filter, preventing them from entering your lungs. 5 layler mask filters for your healthy life!