Description This guitar humidifier is an excellent accessory for maintaining the health of your acoustic guitar. By regulating the humidity levels, it helps prevent damage caused by dry conditions. The humidifier is easy to use, fitting neatly hole, and its practical construction ensures it will provide reliable performance over time.- accessory Features -Color:Black -Material:ABS -Size:8.50X7.50X2.90cm/3.34X2.95X1.14in -Note: mainly used for guitar. - guitar tool -Crack prevention: protects the guitar soundboard from cracking due to dryness, extending the instrument's longevity- maintaince -Stable sound quality: continuous humidification ensures stable sound quality, - acoustic guitar accessories -Convenient and portable: compact and easy to use design, providing humidity protection for your guitar anytime, anywhere- case -Applicable to various guitars: suitable for acoustic, classical, and other of guitars, meeting different playing needs- pack -Good humidification: efficient humidification technology reduces the need for frequent maintenance, saving time and costs- sound Maintains sound quality: continuous humidification ensures stable sound quality, enhancing your playing experience- guitar Stable sound quality: continuous humidification keeps the guitar's sound quality stable, making your performance outstanding- maintain Easy to use: simple and portable design, easy to use, providing humidity protection for your guitar at all times- guitar humidifier for guitar case Prevents soundboard cracks: protects the guitar soundboard from cracking due to dryness, extending the guitar's lifespan-guitars humidifier Protection against cracks: prevents the guitar soundboard from cracking due to dryness, extending the instrument's lifespan- moisture