Every pack has a unique voucher code. You need to tear open the carton and find the code printed inside.
• 2 Ice Cream Scoops: You can get your free ice cream at either Baskin Robbins or Gelato outlets.
• 2 Cups of Coffee: You can avail of your free coffee at Cafe Coffee Day outlets.
Website: Colgate Sensitive Promo Redemption | FAQ