4 pcs Face Mask waterproof triple layer Face Mask Reusable Washable Package Included:4 Pcs pieces White waterproof Face Mask Reusable washablePRO SHIELD - Silver Nano Technology PRO SHIELD’s material uses a patented, polymer-based delivery system to transport and secure silver ions to textile goods efficiently. This novel system binds silver to avoid discoloration and early exhaustion. When incorporated into textiles and fibers during the manufacturing process, PRO SHIELD’s material can control microbial derived odor and absorb select odors to provide durable freshness protection. FEATURES · High-tech & water-proof fabric· 3 layers of protection· Contour comfortable fit design· Durable & reusable - 60 plus washes Design in the USA using superior quality materials for performance, comfort, and durability. Our face masks feature silver nano water repellent -finish technology textiles, to protect the fabrics and fibers so masks last longer and perform better. Each face-mask features 3 layers of protection with a soft cotton lining, binded edgings, and soft ear-loops for comfort. Wear it, Wash It, Wear It Again