Black Acoustic Classic Guitar Anti-howling Sound Hole Cover Soundhole Rubber Screeching

Features: Eliminate feedback and enhance stage volume. Soft rubber inserts safely into guitar\'s sound hole. Quick and easy to install and remove. Requires no modification to the instrument. Tapered design allows greater fit to a variety of guitars.Specifications: Color: black Main material: silicone Size optional: S, L, XL(optional) Thick: 12mm Diameter: S: 90 * 86mm / 3.54 * 3.39in L: 104 * 100mm / 4.09 * 3.94in XL: 105 * 102mm / 4.13 * 4.02in Package size: 110 * 110 * 20mm / 4.33 * 4.33 * 0.79in Item weight: S: 45g / 1.59ounces L: 59g / 2.08ounces XL: 60g / 2.12ounces Package weight: S: 47g / 1.66ounces L: 61g / 2.15ounces XL: 62g / 2.19ouncesPackage List: 1 * Sound Hole Cover