IRIN F-70 Guitar Sound Hole Humidifier for Ukulele Wooden Guitar

Specification: Brand:IRIN Product Name:F-70 guitar sound hole humidifier model:F-70 Color: black Material:ABS Scope of application:wood guitar packing list: 1*humidifier Feature: The humidifier is made of ABS material and has a thick sponge inside. There are breathable holes around it to relieve the problems of cracking, wrinkle, and sinking of the panel caused by drying. It has balanced humidification, ease drying, and protect the guitar.