Amazon has the 3-Pack of Colgate Activated Charcoal Toothpaste for Teeth Whitening (4.6oz each, Mint) for $10.03 - 15% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $8.03 with free shipping on $25+ or with Prime.