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.
Features
- Shelf life when used with herbs: 2-4 months in an airtight container
- For keeping fresh up to 15 grams (1/2 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