Beeswift 8835+ Mask P3V RThe 3M 8835+ Valved Respirator provides high level respiratory protection against fine dusts, mists, and metal fumes while offering superior comfort, fit, and durability. Key Features: Breathe Easy: New filter construction with a large surface area reduces breathing resistance for easier airflow. Cool and Comfortable: 3M Cool Flow valve efficiently removes exhaled air, reducing heat and moisture build up. Better Fit: Soft, pliable face seal conforms