Only Adjustable Humidifier for Musical Instruments Plus Hygrometer (White / Gold) - By Humistat USA

Changing weather conditions can damage your valuable instrument. HUMISTAT's adjustable humidifier gives musicians a peace of mind and helps to protect the source of your sound. Simply attach HUMISTAT humidifier and hygrometer to your instrument case. It is easy to do in less than 5 minutes. The humidifier is adjustable for best results in changing weather conditions. With 30+ years' experience in humidifiers HUMISTAT offers a reliable reputation for superior performance.