A Pilot Clinical Study to Evaluate the Safety and Efficacy of Marketed Oxalate Strips Compared to a Marketed Safety Pen

Inclusion Criteria: * be at least 18 years of age * sign an informed consent form and be given a copy * be in good general health as determined by the Investigator/designee * agree to delay any elective dentistry, including dental prophylaxis, and to report any dentistry received during the course of the study * agree to not participate in any other oral care study for the duration of this study * agree to return for scheduled visits and follow all study procedures * have dentinal hypersensitivity with at least one tooth with a Schiff sensitivity score of at least 1 in response to the cold water challenge Exclusion Criteria: * severe periodontal disease, as characterized by purulent exudate, generalized mobility, and/or severe recession * active treatment for periodontitis * any diseases or conditions that might interfere with the subject safely completing the study * inability to undergo study procedures * fixed facial orthodontic appliances * a history of kidney stones * self-reported pregnancy or nursing * known allergies to the following ingredients; aqua, glycerin, cellulose gum, dipotassium oxalate, carbomer, sodium hydroxide, sodium benzoate, and potassium sorbate