Amazon offers Trident White Peppermint Sugar Free Gum, 9 Packs of 16 Pieces (144 Total Pieces)  for with subscription & coupon + free shipping.

Note:  Clip 20% coupon on the product page and buy with subscribe & save!

Product Description:

Trident White Peppermint Sugar Free Gum whitens teeth, prevents stains and gives you fresh breath. This extra refreshing peppermint flavored gum brings sparkle to your smile by whitening teeth and preventing stains. Each piece of teeth whitening gum is easy to pop in your mouth and contains 35% fewer calories than sugared gum. Chewing two pieces of this peppermint gum at least four times per day after meals helps remove and prevent stains. This mint gum is easy to stash in your bag and take on the go, whether you're setting off across the country or running errands around town. Keep this Trident peppermint gum in your desk and car to ensure you're always ready for your next meeting. Bulk gum packs give you plenty to share at home or the office.