Practical Function: the musical instrument humidifier can humidify the violin when the weather is dry, so as to prevent the distortion and cracking of the board, poor string movement, buzzing, protruding end of the post, sinking of the top and other problems caused by dryness; Soft guitar cloth can keep your instrument dust free and avoid scratches Simple Operation: the violin humidifier is made of soft and reliable latex material, easy to insert, just put it in water for 20 seconds, take it out, wipe the outside with a towel, and then put it in the bottom of F hole, no extra tools or steps needed Wide Application: our violin accessories are suitable for winter heating, air conditioned rooms, open style underfloor heating and other low humidity and dry environment, can also be given as gifts to violin lovers