Peter Infeld rosin by Thomastik-Infeld is an amber rosin from pure pine tree. It's a hard rosin for violin and viola that is also very suitable for warmer climates, and is adised for synthetic core strings such as Dominant, Spirit, Peter Infeld and Infeld Red/Blue.

• Peter Infeld Violin Rosin is a premium rosin created from pure and high-quality natural products.
• Formulated for Thomastik's popular Peter Infeld line of violin strings to provide optimum grip and low dust residue.
• This violin rosin will greatly enhance the tonal qualities of your strings, especially Peter Infeld Red and Blue, Dominant and Spirit strings.
• Peter Infeld Violin Rosin is good for warm climates and during summertime. It has a strong grip and softens the whistle of the e-strings considerably.
• It comes in an attractive soft case.