If your Walgreens has these Oral-B Burst of Scope Floss Picks (30ct packs) in stock, you can score one pack for FREE with the coupon available. Go here then log into your Walgreens account (or register if you're new) and clip the $2 off coupon. Add 1 pack to your cart and only pay the tax. Remember, a $10 order minimum is required for store pickup so consider this 4/$10 laundry deal to reach the minimum.