50 Pcs Pm 2.5 Activated Carbon Filter Insert Replaceable Anti Haze Filter Paper Sale

Reasonable Size: The Filter Size Is About 12 X 8cm, Which Is Compatible With Most Dust Covers And Easy To Use Or Replace The Original Dust Cover

Widely Usage: the Pm2.5 Replaceable Filter Is Perfect For Gardening, Running, Cycling, Travel, Household,schools, And Other Outdoor Activities Etc.

Easy To Use: the Installation Steps For This Activated Carbon Pm2.5 Replaceable Filters Are Very Simple. Just Put It In The Pm2.5 Filter Opening

Breathable & Protection: the Disposable Air Filter Replacement Contains Efficient Activated Carbon, Effectively Prevent Dust From Entering Your Mouth And Face, But Allowing You To Breathe Normally.

Five-layer Protection: the Pm2.5 Replaceable Filter Is Composed Of 2 Layers Of Non-woven Fabric, 2 Layers Of Melt-blown Cloth And 1 Layer Of Activated Carbon Cloth. 5 Layer For Better Protection.