Does the BURST Floss contain any PFA's? July 28, 2021 17:10 Updated No, The BURST Floss does not contain any PFA's Related articles Is the BURST Floss waxed? Is the BURST Floss biodegradable? Why is the BURST Floss black? Why does the BURST Floss get stuck in my teeth sometimes? What does the charcoal within the BURST Floss do?
