Pesfehhy Violin Moisturizer, Sound Hole Moisturizer, Violin Maintenance Tools, Violin Sound Hole Humidifier Blue

The absorbent material used for humidity indicators can absorb more than 10 times its own weight of water and discharge it in the form of gas from the opening of the pipeline. Used for humidification and maintenance of violin. Specially designed non vinyl and anti desensitization resin materials are used. good toughness when passing through the F hole and minimize contact with the interior of the instrument. Function: When the weather is dry, humidify the violin to prevent the piano board from deforming and cracking.