Polo 30 Studi violin double stops contains 30 etudes for double stops on violin, built up from the first to the third position. The exercises cover crossing the fingers, chromatic glissandos (sliding from one note to another), extension of the fourth finger, tremolo by continuously bowing the string in rapid succession, octaves, the first and second position, the first and third position and the first, second and third position.

Enrico Polo was an Italian violinist, composer and music teacher. He was professor of violin at the Milan Conservatory for many years and performed with a quartet throughout Europe. Eventually he devoted himself entirely to teaching and creating educational music publications. Polo 30 Studi violin double stops is a good example of this.

Polo 30 Studi violin double stops helps violinists learn to play together two strings and double stops in the first position by means of exercises. For polyphonic music, as a violinist you often have to use double stops, where more than one string is pressed against the fingerboard.