What is this?The guitar sound hole cover is made of rubber, soft, durable, and safe to insert into the guitar sound hole. Suitable for folk and classical guitars with electric case or built-in pickup.What will I get?The Package Content:1Pcs x Guitar Sound Hole CoverUsable Diameter:85mm/3.35inchOutside Diameter:91mm/3.58inchThickness:11mm/0.43inchMaterial:ABSColor:BlackAre there any advantages of the product?Good toughness, the material is soft silicone, will not damage the guitar paint, can be used for a long time.Eliminate sound feedback to prevent harsh sound in the field due to high volume.How to use it?Easy to install and does not require any other tools. Place the product in the instrument mounting position.
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