This rosin is universal for most kinds of horsehair and synthetic hair bowed string instruments, its natural formula offer it greater friction and stronger adhesive, the instrument rubbed it will produce more beautiful sound.<br><br>Features:<br>Universal for all kinds of horsehair and synthetic hair bowed string instruments, special for violin, viola and cello, it helps to keep tone pure and clear.<br>Greater friction for improving the sensitivity of instrument.<br>Strong adhesive prolong its works time.<br>Natural formula offer it low dust, reducing the harm to the player.<br>Designed with plastic grip for easy use.<br><br>Specifications:<br>Material: Resin<br>Color: Red<br>Item Size: 5.1 * 3 * 1.7cm / 2.0 * 1.2 * 0.7in<br>Package Size: 6 * 4 * 2.4cm / 2.4 * 1.6 * 1.0in<br>Package Weight: 41g / 1.5oz<br><br>Package List:<br>1 * Rosin