Features 1.FOR 4/4-3/4 VIOLIN: This is a bow posture corrector for 4/4-3/4 violin, useful and practical, you can use with confidence 2.GOOD QUALITY RUBBER MATERIALS: Made of good quality rubber materials, flexible, wear resistant, cold resistant, not easy to get discouraged. Practical and durable 3.TEACH BEGINNERS TO HOLD BOW CORRECTLY: Violin bow grip aid is designed to teach beginners to hold the bow correctly, helps a lot for study 4.PLAY VIOLIN MORE EASILY AND CORRECTLY: You can learn to use the grip to play the violin more easily and correctly, which bring high efficiency 5.PERFECTLY FIT: The length is 10.5cm, perfectly fit for your instrument, simple to learn and convenient to use Specification Item Type: Violin Bow Grip Colour: Black Material: Rubber Product Size: Approx. 10.5cm / 4.1in Package List 1 x Violin Bow Grip