Product Details + DescriptionTested by an ISO 17025 credited lab.Elastic straps and adjustable nose clip for different face shapes and sizes.Protects you from airborne particulates and pollution.Designed for 95% filtration, provides anti-bacterial and anti-dust protection.Made of high quality material, safe, soft and comfortable.Four (4) layers of filtration.Contains a metal strip that forms to your nose for a better fit.Elastic ear straps hold masks in place comfortably.Folds flat for easy storage.3 mask included.