BDogs Brown Mask - Comfortable, Reusable Face Mask - Protection from Dust, Pollen, Allergens, & Flu Germs with Antimicrobial ReviewbP PP Dogs Brown Mask - Comfortable, Reusable Face Mask - Protection from Dust, Pollen, Allergens, & Flu Germs with Antimicrobial PSoft fabric ear-loops with an adjustable slide to provide a custom, comfort fit (no elastic cutting into your ears)PWashable Reusable Mask: Protection from Dust, Pollen, Allergy, FluPThe lining material Breathe Healthy� uses in our masks contain an antimicrobial agent that kills germs and lasts for the life of the mask. It is hospital safe, non-leaching, and non-allergenic.PFilters air down to 1.