Free 6 Pack Of Oral-B Monsters, INC or Marvel Avengers Toothbrushes For Dentists, Dental Hygienists, Dental Assistants, Dental Office Managers, Dental Students/residents or Dental Faculty Members ONLY. The first 500 to enter will get one. There is no confirmation you are one of the first 500, but if the form is still up and you are able to enter then you probably got one.