With the NEW LISTERINE® COOL MINT® Concentrate Refill Starter Kit, you don't need to throw away your 500mL bottle! Just rinse it Fill it with room temperature drinking water Add your LISTERINE® COOL MINT® Concentrate Refill Refillable, recyclable and with the same benefits as the LISTERINE® Zero Alcohol you know and love! #LISTERINE #ListerineConcentrate #Sustainability