One multi-use vial 0.008 fl oz (.25 ml) plus 2 reusable brushes. 1 treatment lasts at least 3 months. Instant relief for sensitive teeth. D.O.C.: Dentist on call. New! Multi-use vial. From the makers of Dentemp. Dentist developed. Clinically proven. Relief from sensitivity to cold, sweets & heat. For sensitivity due to: whitening; aggressive brushing; tooth damage. Long-lasting relief. Enough gel to treat all your teeth. Recommended for sensitivity caused by whitening. Now enjoy your favorite foods without sensitivity! Now use the regular toothpaste of your choice! Questions? 800-238-0220/www.dentistoncall.com.