3M N95 Particulate Disposable Respirator features adjustable nose clip provides a custom fit and secure seal. It is designed to provide reliable worker protection against mechanically and thermally generated particles. It involves durable collapse resistant inner shell, lightweight off-the-face design and excellent fit, designed for smaller faces. It is tested to and meets the performance requirements of ASNZS 1716. It reduces potential for eyewear fogging and is applicable in grinding, sanding, crushing, sawing, smoke and welding fume. It is sold as 20 per box. Do not use for gases and vapors, including those present in paint spraying operations, oil aerosols, asbestos or sandblasting.