*Amazon Price Tracker! The indicated cost of may have already changed. Check the current price - >
|Date||Minimum price||Maximum price||Average cost|
❥【CONVENTIONAL STANDARD 3-LAYER】: Contain filters that prevent pollutants from being spread. For hygiene reasons, use them and replace them when they get moist. It can only be worn for a maximum of eight hours and it is best to change them regularly so they can remain effective.This three-ply material is made up from a melt-blown material placed between non-woven fabric. ❥【CONFORMS TO THE FACE OF THE LOCALS】: The color is pink, have nose bridge, 10 pieces. Suitable for American face. Comparison: Other brands are one size, it may not fit the face of Americans, so it will be very uncomfortable to use.The size is 17.5 x 9.5cm ❥【SOFT BUT RELIABLE】: Soft and comfortable ear hook, not easy to drop, no need to adjust it when you work. A flexible Nose bar is adopted at the bridge of nose; The four sides of the it join flatly and tightly to the face; Hence, it avoids unfiltered air directly entering into the face layer and thus make breathe safely. Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.