Feature●[Just put it inside the instrument case and it will keep the humidity constant for a long time. ]●The humidity in each instrument case is kept 40-60% for a long time (about 2 years after opening)●Use for recorders, bow cases, etc●■Business card size●■BlackDescription
高性能吸水性高分子を使用、吸湿·加湿して楽器ケース内の湿度を一定に保ちタンポやリードの乾燥防止、音色のキープなどに役立つ楽器用湿度調節シート。