Reusable full-face respiratory protection featuring a lightweight silicone/elastomeric face seal, wide-view lens, four-point harness, and Cool Flow exhalation valve designed to help reduce heat and moisture buildup during use. The facepiece is designed to protect the eyes, face, and respiratory system when used with the appropriate compatible filters or cartridges. It uses a threaded/bayonet-style connection system for compatible respiratory filters and cartridges, which are sold separately. Size: Medium. Suitable for applicable industrial, maintenance, painting, chemical-handling, and other respiratory protection applications when correctly fitted and used according to 3M requirements.