(as of Sep 22,2021 11:40:41 UTC – Details)
Made of 5 Layer non-woven fabric, Melt-Blown, Moisture-resistant, Non-toxic, Non-irritant.
High density non-woven fabric – nano filtration – filtration – highly breathable non-woven fabric that can prevent dust, car exhaust, pollen etc.
High level breathing protection, filter efficiency, breathable mesh composite fabric, suitable for all seasons (basically seasonal factors do not need to be considered).
3D earrings and lightweight design make breathing easier. High quality elastic earbands make it comfortable to wear for a long time.
Package of 20 Pcs