Silicone is a PFAS alternative and a little safer, but also not wonderful if it gets inside of you [2].
All of which is to say that your device should be OK as long as no one puts it inside them. AFAIK anyway.
[1]: https://www.cancer.org/cancer/cancer-causes/teflon-and-perfl...
[2]: https://www.healthline.com/health/body-modification/is-silic...