• Will only Fit the Inogen One G4 unit. Will not fit any other unit. Does not contain Oxygen. Does not contain an Inogen Unit
• Backpack only weighs 11 ounces, making it perfect for travel and everyday use, comes with adjustable, padded backpack straps and a carry handle that can be tucked away when not in use
• Fits both the standard and double batteries bottom zips for when you want to change the battery easily, vents are located on the front, back and the side (by the filter)
• o2totes for Inogen One G4 will only work with the G4 unit ( I0-400)

• Is Discontinued By Manufacturer ‏ : ‎ No
• Product Dimensions ‏ : ‎ 9.25 x 3 x 9 inches; 11 ounces
• Department ‏ : ‎ unisex-adult
• Date First Available ‏ : ‎ March 7, 2018