D'Addario Planet Waves GH Guitar Humidifier CLUB

Humidifier for acoustic guitars. you maintain a constant humidity in the acoustic guitar and thus degrade the wood by drying. Inside the humidifier there is a special foam that evenly disperses moisture into the surroundings. The humidifier only needs to be filled with water once every 1-2 weeks, depending on the climatic conditions in which the tool is stored.