The Carl Fischer Solo Series is designed to help all levels of string bass soloists improve their performance technique by making practice time more productive with the included “live” piano accompaniment. Each download contains beautifully recorded accompaniment, performed by John Walker, a professional pianist with years of experience accompanying soloists of all ability. Available in 3 graded levels, beginning (Gr. 2), intermediate (Gr. 3) and advanced (Gr. 4-5), this series is sure to improve musicians’ performance technique and confidence.