Using the steps below, I got two packs of the Extra White Peppermint Sugarfree Chewing Gum 46 Piece Bottle (Pack of 6) and Extra Spearmint Pellet Bottle 12x22g for $30 delivered (prime).
Step 1: Add to your cart any number of Qualifying Items to total at least $30 and also add an Extra Pellet Bottle 12x22g Spearmint or Peppermint chewing gum.
Step 2: Proceed to checkout and the price of the Extra Pellet Bottle 12x22g chewing gum will be deducted from your cart total. The price of the sample product will be deducted from the total purchase price at Checkout.
Offer ends and must be redeemed by 11:59pm April 26, 2020 AEDT or while stocks last.