Marpac

Tri-Med Medical Supplies sells Marpac trach tube holder collars, two-piece comfort collars, adult vent circuit anti-disconnect, and trach-aide pillow ventilator tubing stabilizer. 

Marpac Medical https://www.marpacmedical.com/ designs and manufactures medical tube securement products for respiratory therapists and their patients, such as ET tube holders and tracheostomy collars.  Marpac manufactures their products in the United States, in Albuquerque, New Mexico.