Designed for comfortable protection against non-toxic dust, pollen, mold, dander and common airborne irritants | Disposable mask is lightweight and humidity-resistant; filter media offers lower breathing resistance and is latex-free; soft, odorless and non-irritating | Adjustable nose bridge and single strap construction provide a secure, customized fit; one size fits most faces | One size design fits most faces | Not NIOSH approved; not for use against silica, asbestos or other harmful substances; box includes 50 dust masks