TRADITIONAL HANDMADE ROSIN, DESIGNED FOR VIOLIN, VIOLA, CELLO. MORE AFFORDABLE PRICE, Better gift for Violin Cello Viola beginners and practitioners. Using natural resin as raw material, Natural low dust rosin no harmless to human. High viscosity rosin make the instrument pronunciation sensitive, Great grip and sound penetrating, Well suited for all kinds of steel and synthetic strings. STRONG ADHESION, USE TIME IS DOUBLE THAN GENERAL ROSIN.