Acoustic Guitar Sound Holes Humidifier Moisture Reservoir New Useful with Sponge plastic multicolored, by LC Prime Acoustic Guitar Humidifier protects your guitars from damage even in the driest conditions. The moisture reservoir is suspended by the string, and never touches any part of the guitar's body The humidifier releases moisture evenly and slowly inside your guitar A high absorption sponge maintains proper humidity levels and is quick and easy to refill. Ideal for Acoustic Guitars! WHAT YOU GET: LC Prime 1 x Humidifier in RANDOM color. And our 60-day warranty and friendly customer service. Great choice for & Gift idea.