How do I dispose of my old BURST unit? May 05, 2022 17:59 Updated For the best advice on the safe disposal of your old BURST Toothbrush or Water Flosser please check out the United States Environmental Protection Agency Related articles My BURST Toothbrush is not charging, What should I do? How to upload a Warranty Claim through your BURST Oral Care account What’s the warranty on my BURST Toothbrush? Are the BURST Toothbrush heads recyclable? Can I use my HSA/FSA card to purchase BURST Oral Care products?