Boveda’s patented 2-way humidity control continually responds to ambient conditions by adding or removing moisture to affect the enclosed environment and deliver the predetermined RH (relative humidity) level printed on the pack.
- Shelf life when used with herbs: 2-4 months in an airtight container
- For keeping fresh up to 30 grams (1 OZ) of herb material
- Adds and absorbs pure water vapor to maintain precise relative humidity (RH).
- FDA-approved ingredients including natural salts and pure water
- Non-toxic packaging
- Made in USA