PM2.5 Activated Carbon Filter 5 Layers Replaceable Anti Haze Filter Paper for Adults Men and Women -30 PCS-

package Contents: 30PCS x Filter product features: 1. Five-layer PM2.5 carbon filter, made of activated carbon and non-woven fabric melt-blown filter cloth, effectively away from PM2.5 and a series of air pollutants. 2. The size of the carbon filter is about 4.72 x 3.15 inches, which is compatible with most dust covers, and it is easy to insert or replace the original dust cover. 3. Mask filter can prevent air dust, seasonal allergies, pollution, ashes, garden pollen, etc., suitable for most occasions. Usage steps: Step1:After washing your hands,take out the product. Step2:place the PM2.5 carbon filter pad in the mouth cover to prevent slipping. Step3:Install thePM2.5 carbon filter,fit your face and wear it correctly. Product parameters: Material: non-woven fabric, melt-blown fabric. Dimensions: 4.72 inches x 3.15 inches. Precautions: (1) If there are stains on the film or sticky deposits, please replace the filter. (2) The filter element cannot be cleaned and should be replaced daily to provide the best protection. Notes: (1) Please allow slight dimension difference due to different manual measurement. (2) The color maybe a little difference compare the image with actual item due to monitor reflect. (3) If any question, leave us a message, we will keep in touch with you.