text: Just 30 seconds of rinsing, twice a day, wherever you are. That's all it takes when you use LISTERINE Stay White Mouthwash to get a boldly clean mouth. It is specially formulated with zinc chloride to reduce tartar build up to prevent staining. This travel size bottle is perfect when you're on-the-go - so you need never miss a rinse.
  Used twice a day LISTERINE Stay White is proven to:
  - Kills up to 97% of germs left behind after brushing
  - Reduces plaque by up to 56% more than brushing alone
  - Provides up to 24 hours of fresh breath protection
  - Kills germs above and below the gum line to keep gums healthy
  - Helps reduce tartar build up to help keep teeth naturally white
  * Monday to Friday, excluding bank or public holidays.