STRAUSS Unisex Anti-Bacterial Protection Mask, Black Vent, Medium, (Grey) Ultralight Weight & Comfortable breathing design cut for wider coverage and maximum protection. Proper fit to your face with good comfort and avoids air leakage. Superfine Inner Layers of Fabric ensures additional protection. Smooth inner fabric is breathable and comfortable to wear. Made from Premium Quality Material, this Face Mask is Anti-pollution, Anti-dust and Anti-bacterial. It has 3 Layer Protection system. Inner Layer provides comfort to your skin during long term wearing. The Middle Layer filters the finer particles and bacteria. The Outer Layer filters the coarser particles keeping you safe. Reusable and Washable : The mesh dust mask shell can be washed when they get dirty, You can wash them upto 30 times. Usage: Outdoor Walk, Travel & Commute, Biking, Cycling, Traffic, Security & Delivery Personnel, School.This anti-dust mask is ideal for both women and men. Filter: Provides effective relief from nuisance levels of organic vapors. Exhalation Valve : Increased comfort -Reduces heat and moisture buildup.