• Featuring superior activated carbon cartridges and large surface area prefilters which are designed as small, collapsed conically shaped filters • Soft blue material is both lightweight and molded in a unique, nosebridge style helps the respirator fit users better in the nose area and adapts better to users? faces • Approved by NIOSH under the NIOSH 42 CFR 84 respirator certification regulations, approved to the R95/OV category; R95 filters are at least 95 percent efficient against oil based contaminants, and resist degradation for at least an 8 hour shift • The OV classification means that the respirator is also approved for organic vapors.