The innovative Humid-i-Bar technology is used in Music Nomad's Humitar Humidifier. This is a replacement sponge that can be inserted in the Humitar Humidifier. It works for both the Sound-hole Humidifier (MN300) and the Case Humidifier (MN303). Always use distilled water.

Features:

• Replacement Humid-i-Bar used in the Music Nomad Humitar Humidifier
• Use Distilled Water Only
• Holds 10x its weight in water
• Anti-Drip, No Mess Material