Features: Protect yourself from airborne particles! Our masks cover the nose,mouth and chin. Our ones are reusable and offer far greater protection against airborne particles however,we do not recommend using them for more than 48 hours to ensure the best for your safety. The band wraps comfortably around your head to maintain a tight-fitting seal. Custom-fit nosepiece adjusts to the contours of your face to provide an enjoyable fit. Suitable for workshop,pollen,sweeping,gardening,farm work,cleaning and protection against other airborne dusts. Type: ears wearing. Material:Polyester Package included:50PCS Mask