The humidifier is designed to protect your violin or viola in dry conditions. Add water and slowly put it inside the violin to keep the moisture content right. Easily worries and wood cracks to protect your violin from the effects of dry weather and destroy your violin. Features -Color:Blue -Material:Rubber -Size:30.00X1.20X1.20cm/11.79X0.47X0.47in - The violin humidifier is suitable for violin and viola, which is very practical. - The compact size and light weight make it easy to put into your violin bag or violin case, ready to use. - It’s small in size, so that it can be carried with you, you can humidify and maintain your violin panel and sound hole anytime, anywhere. - When not in use, you can put it in a drawer for storage, so it does not take up any space. - We always provide you with the best products on the premise of performance. Package list: 1 x violin humidifier