The 3M™ half facepiece reusable Respirator 6100 offers reliable and convenient respiratory protection and is suitable for many situations, helping provide protection against particulates and a wide variety of gases and vapors according to NIOSH approvals. The swept back design of the cartridges helps improve balance and visibility. Remarkably comfortable, soft and lightweight, the facepiece has easy-to-adjust head straps allow for a customized fit to the user.