Does the BURST Floss contain any PFA's? Megan B November 25, 2020 18:38 Updated No, there are none. Related articles Is the BURST floss waxed? Is the BURST floss biodegradable? Why does the BURST floss get stuck in my teeth sometimes? Why is the BURST floss black? How much BURST floss is on the bobbin and how long should it last?
