The 3M™ 7500 Ultimate Reusable Half Facepiece was designed with the wearer in mind. Its soft sealing surface, along with a uniquely designed, 3M” Cool Flow Exhalation Valve, enhances wearer comfort and face fit. It’s made from a durable silicone and can be used with any of the 3M” Filters and Cartridges, Series 2000, 5000, 6000 and 7093. Available in 3 sizes. Small, Medium or Large. This is the 3M 7500 series mask only, filters and cartridges sold separate.