Features: Enhances your violin playing with our violin bows grip corrector, designed to help violin player improve bows hold for greater stability and comfort. Crafted with ergonomic design and quality rubber material, this accessory is easy to install and fits various bows shape, ensuring a long lasting and comfortable experience. Great for violin beginners, music teachers, professional performers, and enthusiasts aiming to refine their technique. Perfect for daily practices, music classes, rehearsals, and performances, this tool enhances your playing effectiveness in any setting. Elevating your musical journey with this essential violin accessory, designed to support your growth and masteries of the instrument. Specifications: Materials: Rubber Color: As The Picture Shows Type: 1/8-1/10, 1/2-1/4, 3/4-4/4 (Optional) 1/2-1/4 Size: approx.9.5x1.5cm/3.74x0.59in (More Size Detail, Please See Picture.) Package Includes: 1Pc Violin Bows Posture Corrector note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!