The Natural Frequency Technology® embedded within every Philip Stein Sleep Bracelet resonates with beneficial frequencies of the Earth associated with improved sleep quality and overall wellbeing.

Studies show that using the
Philip Stein Sleep Bracelet
can help wearers:

· Improve Deep Sleep
· Improve Length of Sleep
· Improve Mood and Productivity
· Improve Overall Sleep Quality


Over the years, we've conducted research and studies to test the wellness impact of wearing Natural Frequency Technology®. The latest study on the benefits of our unique Sleep Bracelet published in the international, independent, and peer-reviewed Sleep Science Journal, indicates a statistically significant improvement in: