Thumb Score: +21

Amazon [amazon.com] has 4-Pack 80-Count Mentos Pure Fresh Sugar Free Gum With Xylitol Sweetener (Fresh Mint) 2 for $47.92 – (multibuy discount) – 5% when you check out via Subscribe & Save = $21.56.
Shipping is free with Prime or on $35+ orders.

Price
$34.34 lower (61% savings) than the typical price of $55.90
$4.40 lower (17% savings) than the previous price of $25.96