Features: Humidifier can effectively prevent violin panel cracking, maintain good sound quality. Characterized by a sturdy and reliable texture, not easy to break. Soft, silicone and sponge material, strong and , avoid frequent replacement and , practical. When the weather is dry, humidify the violin to prevent the board from deforming and cracking. Professional violin humidifier accessories, maintain equipment quality, suitable for violin. Specifications: Material: Silicone Weight: 15g Size: 30x1.1cm Color: White/Blue Package Includes: 1x Violin Humidifier note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to difference between different monitors, the picture may not reflect the actual color of the item.