McKesson Brand McKesson Backpack for M6, M4, M9 Oxygen Cylinders

• Manufactured with both function and mobility in mind, this backpack is a highly practical solution for those who need an M6, M4 or M9 oxygen tank with them at all times.
• Made from durable nylon, this backpack has a window so you can view the tank's pressure gauge without having to remove the tank from the bag.
• Zipper closure secures tank within bag.
• Bag has a grommet that acts as a pass-through for oxygen tubing, allowing the user to keep the cylinder inside the bag .