If you are looking for an emergency oxygen pack, the G3 Tidal Volume is here. One of the best ways to carry oxygen safely. Securely holds a regular or Jumbo D size oxygen cylinder. Accommodates the Oxygen Module. Multiple pockets help to organize breathing equipment, tubes, masks, BVM’s, and extra regulators. Carry your oxygen on your back, or hook it to a cot. This EMS Trauma Kit opens quickly to reveal breathing equipment or any other ambulance equipment you decide to use.