Better VERTEnk SM-10 Guitar Soundhole Cover Sound Hole Feedback

VERTEnk SM-10 Guitar Soundhole Cover Sound Hole Feedback Buffer Black Dia.102mm for EQ Acoustic Folk Guitars Features: Sound hole cover designed for EQ folk guitars with sound hole of 100mm. The main function of sound hole cover is to eliminate unwanted feedback and enhance stage volume. And the top board of the sound hole cover can adjust the direction of sound. The back cover can be rotated 360°to adjust the volume also, very multi-functional and practical. Quick and easy to install amp; remove, and soft rubber covers the installation edge and ensures no damage to your guitar. Specifications: Compatible Sound Hole Diameter: 100mm/ 102mmoptional Material: Plastic Rubber Item Size: 11 1cm/ 4.3 0.4in Item Weight: 52g/ 1.8oz Package Size: 23.5 14.5 2cm/ 9.3 5.7 0.8in Package Weight: 100g/ 3.5oz Note: This sound hole cover is not suitable for guitars whose fretboard has reaed the sound hole. The guitar showed in the picture is not included. Package List: 1 Sound Hole Cover