This violin key features sturdy structure and practical functions, not easy to break or deform during using. Smooth surface without burrs, the violin key will not hurt your hands, an essential and practical tuning accessory for violinists no matter professionals or beginners, can be given as a present option to your family and friend. Features -Color:Assorted Color -Material:Metal -Size:2.60X2.00X0.10cm/1.02X0.79X0.04in -Note: suitable for 3/4-4/4 violins. - Made from sturdy material and detailed craftsmanship, the violin key is strong and sturdy for long period using. - Suitable for most violinists, easy installation, the violin is proper for tuning violin and let it have effect. - An essential violin accessory to let your violin are always in good tune, bring you satisfying using feeling. - Practical violin tuning tool for beginners, violinists , the violin tuning key meet your requirements. - Small size, light weight, the violin keys for violin beginners are safe to your hands, will not easy to scratch your hands. Package list: 8 x violin