A Humidifier Bottle is a medical device used to humidify oxygen, increases humidity or moisture and decrease dryness of supplemental oxygen during therapy and emergencies with oxygen supplying system. The humidifier provides long lasting moisture to the patients during therapy and prevents dry nose, mouth and respiratory membranes. The bottle filled with water up to mark is attached with the administration equipment for oxygen therapy and procedures, the bottle attaches to an adapter on the flow meter. It is used to wet the dry oxygen and moisten it. The Humidifier Bottle is available in various types for medical procedures.