Ceren
It doesnt work or do anything
It doesnt work or do anything, better chew a gum and save hourself a 100 dollars. It is expensive for a really nonsense basic product. Not at all what they are marketing. Also you can not return it, just be aware, dont buy this.
Response from FÜMJun 11, 2025
We’re sorry to hear you’re disappointed. FÜM isn’t a quick fix—it’s meant to support habit change with sensory feedback, and results can vary for everyone. As noted on our site, used products can’t be returned for hygiene reasons, but we’re always here to help if you’d like to troubleshoot or share more about your experience. 💙



