The 3M™ Particulate Respirator 8293 is a lightweight, disposable P100 particulate respirator is well suited for those who want NIOSH's highest rated filtration efficiency. It provides a minimum filter efficiency of 99.97% against oil and non-oil based particles. 3M uses a variety of innovative technologies and features to help you meet your respiratory protection and comfort needs. 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. The foam face seal along with the fully adjustable straps are designed to help enhance user comfort and may increase wearability.