Durable protection The 7800 Series respirator is designed with a durable silicone facepiece, double-flange face seal, and an adjustable, six-strap harness. Versatile configurations This full face respirator is compatible with a wide range of 3M filters, cartridges, powered and supplied air systems making it a go-to choice for health and safety managers. In addition, this respirator can be used with a passive welding lens. Premium comfort Crafted from flexible silicone, this respirator conforms to the worker's face.