Silica Clean Ukulele Humidity Control Mat Technard 14 X 18 X [Reusable] 0.7cm

Maintains optimal humidity of 40-60%! Just clip it to your ukulele and put it in the case. Humidity control and deodorizing mat ideal for preventing cracks and deodorizing By using a specially manufactured silica clean, it absorbs moisture when humidity is high and releases moisture little by little when humidity is low. In addition to controlling humidity, it also helps deodorize and prevent mold inside the case. Function can be regenerated many times when dried in the sun (with moisture absorption sensor)