10 PM 2.5 Carbon Activated Filters

10x Replaceable PM 2.5 Carbon Activated Filters: ▪️With five layers, the middle layer is carbon activated. ▪️Ideal to protect your mouth and face from Allergies, Smoke, Pollution, etc. Recommendations: Wash your hands before adding the filter to the mask (not included). It is recommended to replace the filter after a maximum of oneweek to achieve the best results. Kn95