Amazon has the 160-Count Orbit White Sugar Free Gum (Peppermint, 4 bottles w/ 40 each) on sale for $18 - $6.96 off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $10 with free shipping on $35+ or with Prime. Rouglhy $2.53 per bottle vs. $3.78 at Walmart.