Trident Gum is buy one get one free at Kroger through 9/15. Grab your coupons and head to Kroger to stock up! Try this scenario:

Trident Gum, 18 ct $1.29
Buy One Get One Free through 9/15
Use two $1.00/3 Trident, Dentyne, Stride or iD Gum Single Packs from SS 8/11 (exp 9/21)
Final Price: $0.31 each, when you buy 6