Rebreathing Bag is also known as a reservoir bag and it is mainly used to assist with patient ventilation in the event of a respiratory emergency. The bag has got a plastic reservoir bag that one-third of a persons exhaled air. This helps the person rebreath some of the CO2 that acts as a method to stimulate breathing. Rebreathing Bag is widely used in hospitals and health care centers. Due to its top-notch quality and effectiveness, we are seeing a huge demand for the bag in the marketplace.