Water evaporates through the high-tech fabric of this humidifier, maintaining a constant level of humidity.
many other humidifiers it is very easy to see when your Oasis needs
refilling as the humidifier shrinks as water evaporates. Includes
refilling syringe and a neodymium magnet system that allows you to
install inside your case using either the included clip or sticky backed
metal strip. Use of distilled water is recommended.
Suitable for cello cases or use for violin/viola cases in dry environments.