Amazon has Glide Oral-B Pro-Health Deep Clean Floss, Mint, 6 Count for $12.87 (which is the CCC "Best Price").
Price drops to $11.37 after clipping the $1.50 off coupon. Free shipping with Prime.
https://www.amazon.com/Glide-Oral…01KZOTTS
About the product:
Effectively removes tough plaque between teeth and just below the gum line.
Silky-smooth, shred-resistant texture
Slides up to 50% more easily in tight spaces vs. regular floss
#1 Dentist Recommend Brand..40 Meter
Strong and shred resistant with a light coating of natural wax for improved grip
Excellent reviews. Hope this helps someone.