A Clinical Study to Determine the Safety and Effectiveness of Dentinal Hypersensitivity Treatment With Two Different Toothbrushes

Inclusion Criteria:

- be at least 18 years of age;

- provide written informed consent prior to participation and be given a signed copy of
the informed consent form;

- complete a photography consent agreement pertaining to the collection and use of
non-identifying intraoral photographs;

- be in good general health as determined by the Investigator/designee; and

- have at least one tooth with a Schiff sensitivity score of at least 1 in response to
the cool air challenge.

Exclusion Criteria:

- self-reported pregnancy or nursing;

- severe periodontal disease, as characterized by purulent exudate, generalized
mobility, and/or severe recession;

- active treatment of periodontitis;

- any diseases or conditions that might interfere with the safe completion of the study;
or

- an inability to undergo any study procedures.