Amazon has the 75-Count DenTek Cross Flosser Plaque Control Floss Picks (X-Shaped Floss) for $3.06 - 5% off with Subscribe & Save (can cancel at any time) - 25% off coupon (check “Save an extra” box, eligible on first S&S order for this product) = $2.14 with free shipping on $35+ or with Prime (extra 15% off for 5+ subscribe and save orders). Seller claims that this floss removes 80% more plaque than the leading rolled floss in laboratory testing.