Pierre Guillaume Rosin
比利時製弓大師 Pierre Guillaume的秘方製成，採用純天然樹脂，品質保證。
The rosin is made from 100% natural French resins, each with its own particular qualities.
These resins are expertly combined by Pierre Guillaume according to a secret recipe.
By mixing resin glue with liquid resin, he produces a superior resin that provides
excellent adherence and exceptional sound quality.
It has won over not just violinists but also viola players and even cellists.
Suitable for Violin/Viola/Cello