Sentry White 50 Syringe Pack 30% Carbamide Peroxide 5 Minute Teeth Whitening

50 Syringe Pack 30% Carbamide Peroxide 5 Minute Teeth Whitening Gel. Sentry White Professional Teeth Whitener is a lightly flavored carbamide peroxide tooth whitening gel. Each syringe contains enough gel to complete six treatments (three for the upper arch and three for the lower arch). 5-15 minute wear time. Outstanding results. 50 Syringe Pack contains: 50 - 3 ml syringes with recappable dispenser tips and patient instructions.