pure silver virus resistant masks

Washable silver fiber persistant antibacterial face mask for Klebsiella pneumoniae Feature : *made of real silver and health cotton *the inhibition rate of  Staphylococcus aureus and Klebsiella     pneumoniae≥99% *persistant anti-bacterial *washable , more than 100times *reusable *anti skin allergy *test report standards:GB/T20944.3-2008 *Iso9001 Certified factory color: outer layer is silver color , inside is gray , white, green&white square. Order quantity we have in stock , we can accept any quantity order , please contact cherry to show you freight and sample fee based on your country .