Plastic strap is included with tag.
Back of Tag Reads:
"This respiratory therapy medical device (CPAP/BiPAP/VPAP/AUTOPAP) is an assistive device. The Americans with Disabilities Act (ADA) prohibits assistive devices from being counted toward a limit on carry-on baggage.
More information can be found in Code of Federal Regulations—Title 14: Aeronautics and Space —PART 382—NONDISCRIMINATION ON THE BASIS OF DISABILITY IN AIR TRAVEL Subpart I—Stowage of Wheelchairs, Other Mobility Aids, and Other Assistive Devices"