https://www.amazon.com/dp/B01KNM3EE...1789&channelId=1&plpRedirect=mhFallback&psc=1 3-pk 3.2-oz Colgate Optic White Advanced Hydrogen Peroxide Toothpaste on sale for $11.49 - $6 (clip the $6 off coupon on the item page) - $0.57 (5% Subscribe & Save discount) = $4.92. Shipping is free with Prime or on $35+ orders.