3M Aura Particulate Respirator 9205+ is an N95 disposable particulate respirator that is designed to help provide respiratory protection of at least 95 percent filtration efficiency against certain non-oil based particles. The lightweight, three-panel designed respirator helps provide comfortable and convenient respiratory protection. 3M uses a variety of innovative technologies and features to help you meet your respiratory protection and comfort needs. 3M`s proprietary filter media, 3M Advanced Electret Media, filters dust and other airborne particles, while allowing for easy breathing. The soft inner material provides added comfort and the adjustable nose clip help provide a custom seal.