Oh how I love posting deals on purple mouthwash...
Listerine Stay White is included in the BOGOF @ £3.50 if you like a bit of blue.
Here comes the copy and paste...
THE MOST ADVANCED & COMPLETE LISTERINE.
6 BENEFITS in 1.
USED TWICE DAILY, TOTAL CARE LISTERINE IS PROVEN TO CLEAN AND PROTECT WITH 6 BENEFITS FOR TOTAL ORAL HEALTH:
Maintain healthy gums.
Strengthen teeth against decay.
Prevent tartar to help keep teeth naturally white.
Kills up to 99.9% oral bacteria in lab tests.
Up to 24hrs fresh breath protection.