The lightweight, disposable N95 particulate respirator is designed to help provide quality, reliable respiratory protection for the professional. 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 particles, while allowing for easy breathing. The proprietary 3M Cool Flow Exhalation Valve reduces heat build-up inside the respirator to help keep the wearer more comfortable. The soft inner material provides added comfort while the soft nose foam and adjustable nose clip help provide a custom fit. These features are designed to enhance user comfort and help increase wearability.