The AirElite 4h with its slim construction and ergonomic design provides maximum comfort, with weight positioned on the waist and no shoulder width protrusion. The lateral breathing tubes are snug to the body for easy donning and doffing even in confined spaces without mask removal. It offers excellent breathing comfort via low breathing resistance, low inhalation temperature and dry breathing air. It has maintenance free standby storage for up to 2 years in full readiness mode – up to 8 years if canisters are in factory sealed condition. The G1 AirElite full face mask sets a new state-of-the-art in comfort and safety. It is a symbiosis of sophisticated materials and modern design principles.