Marran Guitar Sound Hole Humidifier to Prevent Drying & Cracking of Guitar Panel, Instrument Care, Guitar Humidity Adjustment A

Efficient and comprehensive moisturizing, the recommended suitable humidity is 45%-65%. Small size, silent operation, no noise Solid wood guitars are more sensitive to air humidity.A humidifier can effectively prevent the guitar panel from cracking and maintain good sound quality. The sponge design guarantees that it 't leak in any way.It is fixed on the strings when in use, it not touch the guitar body and not put any burden on the strings.