Made from 3M high performance filter media for effective filtration efficiency Lightweight and provides low breathing resistance Suitable for use with 3M 6000/7500 Series Half Face Respirators and 3M 6000/7000 Series Full Face Respirators Suitable for use with 3M Half Face Respirators 6000 / 6500QL / 7500 Series and 3M Full Face Respirators 6000 Series