D'Addario Humidipak Maintain Replacement 3-Pack

D'Addario PlanetWaves Automatic Humidity Control System Replacement 3-Pack

D'Addario Humidipak is the only maintenance-free, two-way humidity control system for guitar. 
 Automatically maintains the optimal 45%-50% relative humidity level within your instrument case, eliminating the guesswork and potential mess related to refilling a humidifier. 
 No more manual adjustments based on seasonal changes, geographic locations, temperature, or other factors.

• Sound hole suspended guitar humidifier.
• Never touches The Instrument Body.
• Releases Moisture evenly.
• Replacement 3-Pack For Automatic Humidity Control System.
• Safe for all acoustic guitars