40 Pack (20 pcs per box - 2 boxes total) - NIOSH N95 Respiratory Protection Surgical Disposable Face Masks Professional High Quality Masks Features: Uniquely designed: Fold-Flat Particulate N95 Respirators providing high filtration quality protection VERSATILE: Keep your mouth covered and protected from pollution, fluids and dust. Hypoallergenic design. COMFORTABLE FITS MOST: Plastic Nose Piece Contour Fit and allows for Easy Breathing / Speaking Meets CDC Guidelines for TB Exposure Control / Bacterial and Viral Infections and Contagions / Pathogens transmitted by air N-95 Particulate Filter (95% filter efficiency level) effective against particulates Individually Hygienically Packed for additional guaranteed clean / sterile masks