Check the listing for details. Face Mask Washable Silvadur AntiMicrobial. Color: Black, Condition: New with box. Listed at 4.95 USD. Urban Primate Face Mask Washable Silvadur AntiMicrobial with Adjustable super soft comfort for everyday wear. The outside if a cotton fabric contoured to fit comfortably and over your nose and mouth. The inside if a super soft Silvadur AntiMicrobial fabric that breaths but is comfortable against your face. The ears can be adjusted as necessary to fit Youth through Adults. HOW SILVADUR™ ANTIMICROBIAL TECHNOLOGY WORKS SILVADUR™ antimicrobial technology is a polymer-containing silver-technology that delivers silver ions when organisms land or form on a treated fabric. These ions continually release to safely minimize microbes that cause odor and material degradation. SILVADUR™ polymer-containing silver technology releases silver ions to neutralize odor-causing bacteria upon contact with your jeans. SILVADUR™ ensures fabrics stay fresh without affecting the fit, feel, or finish of the treated garment. Condition is New. Shipped with USPS First Class Package.