“Like” Mentos on Facebook and get a buy one get one free coupon! Wait to match this coupon with a sale, or take it to Walmart to get Mentos for only $0.64!

Buy 2 Mentos Pure Fresh Mint Chewing Gum, 15 ct $1.28, regular price
Use one  B1G1 FREE – Mentos Gum Pocket Bottles, up to $2.00 – (facebook.com)
Final Price: $0.64 each, when you buy 2