With orders of $25 or more, Amazon offers Prime members the Crest 3D White Radiant Mint Toothpaste 2-Pack for $4.37. Clip the coupon code to lower the price to $3.37. With free shipping, that's the lowest price we could find by $3.

Note: This item is part of Amazon's "add-on program" and can only be purchased with an order of $25 or more.