Zan Headgear Adjustable Face Mask With Pm2.5 Filter, Navy - FMA284

5 Filter (1 X Included). The Built-in Aluminum Nose Bridge Provides A Secure Fit Creating A Tighter Seal & Reduced Fogging When Worn With Glasses. They Are Soft And Breathable And The Metal Nose Strip Keeps The Mask In Place Even After Hours Of Wear.