Cheerock 4Pcs Guitar Soundhole Humidifier Silent Running Guitar Maintenance Tool for Acoustic Guitar

Solid wood guitars are more sensitive to air humidity. A humidifier can effectively prevent the guitar panel from cracking and maintain good sound quality. | Efficient and comprehensive moisturizing, the recommended suitable humidity is 45%-65%. | Small size, silent operation, no noise. The sponge design guarantees that it won’t leak in any way. | It is fixed on the strings when in use, it will not touch the guitar body and will not put any burden on the strings. | Cheerock provides a 100% money-back 60-day guarantee and 24hrs customer service. If you are not satisfied or have any questions, please feel free to contact us to get a satisfied solution.