CVS CVS Colgate Optic White Rinse just $0.50 each June 25, 2014 / ***CVS Scenario*** Buy (2) Colgate Optic White Rinse, 8 oz, $3.00 Use (2) $1/1 Colgate Mouthwash or Mouth Rinse, exp. 6/28/14 (SS 06/01/14) Pay: $4.00 and ReceiveĀ $3 ECB (limit 2) Final Cost: as low as $0.50 each