Millennium CBRN gas mask full facepiece, air-purifying respirator protects first responders in the presence of chemical, biological, or nuclear agents. One-piece polyurethane lens offers wide field of vision. Drinking tube provides connection for hydration. Dual-canister mount allows for weapon sighting from either shoulder. A 6-point elastic head harness allows easy donning, removal, and adjusting. Internal nosecup deflects air from lens to prevent fogging. Comes with mechanical speaking diaphragm. Available nylon hood offers head protection.