FunkkOFF! TeethRefreshers: An 11-Year Journey from Wine-Stained Teeth to Shark Tank
From a makeshift prototype built out of an electric toothbrush head and a lip-balm tube, Joelle Flynn and Sonia Hounsell spent 11 years bringing FunkkOFF! TeethRefreshers to Shark Tank, backed by 10 US patents and a retail network of over 90 stores.
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