Description: The humidifier is designed to protect your guitar in dry conditions. Add 10ml of water and slowly put it into the guitar to maintain the proper moisture content. Easily eliminate wood worries and cracks (black) to protect your guitar from the effects of dry weather and destroy your guitar. Non-removable design - Place water droplets in the top hole or submerge in water for ease of use. The guitar humidifier is suspended from the strings and never touches the guitar body. The free drip design is even and provides moisture slowly. Easy to use, just fill once a month to get the perfect guitar moisture and guitar sound. Specifications:Name: sound humidifier with guitarColor: black, white, silver, grayWeight: 38g/piecePackage included:1*sound humidifier with guitar