- The first two-way humidity control that maintains a constant 45%-50% relative humidity level within your instruments case
- Protects your instrument against warping, cracks and other damage cause by lack of humidification
- No more manual adjustments based on seasonal changes, geographic locations, temperature, or other factors Unlike refillable humidifiers
- Eliminates the guesswork and anxiety of maintaining your instrument’s proper humidity level
D'Addario Humidipak 2-Way Humidification System
$24.99Price