The lightweight, disposable N95 particulate respirator is designed to help provide respiratory protection for certain non oil particles in applications such as welding, soldering and other operations in which metal fumes may be present. 3M uses a variety of innovative technologies and features to help you meet your respiratory protection and comfort needs. The specially designed cake resistant filter media provides longer respirator life. The respirator incorporates 3M's proprietary technology with advanced electrostatically charged microfiber filter media, designed for ease of breathing. The proprietary 3M™ Cool Flow™ Exhalation Valve reduces heat build up inside the respirator to help keep the wearer more comfortable. These combined features, along with the foam face seal and fully adjustable straps are designed to help enhance user comfort and increase wearability. N95 Approved filtering facepiece particulate respirator 3M™ Cool Flow™ Exhalation Valve Comfortable foam face seal Cake resistant filter media Flame resistant as demonstrated per modified ASTM D2859 (not a substitute for a faceshield) Carbon filter material for ozone* and nuisance level organic vapors** Compatible with a variety of protective eyewear and hearing protection Adjustable noseclip helps provide a custom and secure seal Fully adjustable headstraps help provide a secure fit Suggested applications: Welding, torch cutting, brazing, soldering, metal pouring, working with stainless, galvanized or aluminum * 3M recommended for ozone protection up to 10 times the OSHA PEL or applicable government occupational exposure limits, whichever is lower. Not NIOSH approved for use against ozone. ** 3M recommended for relief against nuisance levels of organic vapors. Nuisance level refers to concentrations not exceeding OSHA PEL or applicable government occupational exposure limits, whichever is lower.