 With the Inogen, I can handle my own oxygen. I can carry my own oxygen. I go anywhere with this. Look how small it is. And right now, you can try an Inogen portable oxygen system for 30 days risk-free. Call us right now. If you qualify, we'll send you an Inogen system to use for 30 days risk-free. Your insurance may even cover your new Inogen system. If you're on oxygen, you need to be using an Inogen. Call 800-951-1710. That's 800-951-1710.