Features of the Allegiance AirLife Disposable Tracheostomy Mask: The AirLife disposable tracheostomy masks are available in pediatric and adult sizes and incorporate several patient features. The neckband is made from a comfortable, nonbiting material, and the swivel tubing connector permits access from either side of the patient. The special strap clips allow the mask to be removed with minimal disturbance to the patient. With one of the largest catalogs of medical, surgical and diagnostic supplies available online, Medex Supply can accommodate your facility's needs for EMS Supplies. Tracheotomy Masks can be found in our extensive online collection of products from globally recognized and trusted brands, including Allegiance. An excellent option to consider is the AirLife Disposable Tracheostomy Mask.