Features: 1.Widely applied for 4/4 & 3/4 sized violin. 2.Playing an important role in improving your violin sound quality. 3.Adopting quality spruce material, natural wooden grain, difficult to deform and corrupt. 4.10Pcs coming in a package, meeting your long time use needs. 5.Desirable accessory for violin lovers. specification: Widely applied for 4/4 & 3/4 sized violin. Playing an important role in improving your violin sound quality. Adopting quality spruce material, natural wooden grain, difficult to deform and corrupt. 10Pcs coming in a package, meeting your long time use needs. Desirable accessory for violin lovers. : Condition: 100% Brand New Material: Spruce Color: Wood Color Quantity: 10Pcs Suitable for 3/4 4/4 violin Size(L x Dia): Approx. 6.8 * 0.5cm / 2.8 * 0.2in Weight: Approx. 9g Packing List: 1 x Pack of 10Pcs Violin Sound Post Note: The length data is just for reference, 10pcs are slightly different in length from each other.