Colorful Disposable Tie-on Face Mask

Ua los ntawm cov mos mos thiab fiberglass-dawb tsis-woven npuag, 3 txheej kev tsim kho, ntxiv ntev lub qhov ntswg kom zoo dua qub, khi-on style;
Cov xim zoo nkauj tuaj yeem tso tawm qhov nro ntawm cov neeg mob thiab tseem tsim nyog rau hnav txhua hnub;
Tsim nyog rau cov xwm txheej uas kis tau cov ntshav thiab / lossis cov kua dej hauv lub cev tsis muaj kev pheej hmoo;
BFE > 99%