Amazon offers the Colgate Total Whitening Toothpaste 7.8-oz. Tube 3-Pack for $6.46 with free shipping, via the directions below. That's tied with last week's mention and about $5 under the price you'd pay at your local store. To get this price:
  1. View the Colgate Total Whitening Toothpaste 7.8-oz. Tube 3-Pack for $8.61
  2. clip the 20% off coupon on the product page
  3. check out with Subscribe & Save for the final price of $6.46
Note: Be sure to cancel Subscribe & Save after your item arrives to avoid being billed for subsequent shipments.