Amazon has the 2-Pack of Crest 3D White Stain Eraser Whitening Toothpaste (3.5oz each, Fresh Mint) for $4.99 - 5% off with Subscribe & Save (can cancel anytime) - $1.25 off coupon (check “Save an extra” box, eligible on first S&S order for this product) = $3.49 with free shipping on $25+ or with Prime.