Read our review comparing Evah Pirazzi and Obligato cello strings! This set contains: A-Steel/Chrome steel, D-Steel/Chrome Steel, G-Rope/Tungsten, C-Rope/Tungsten.Evah Pirazzi Cello strings offer a very brilliant sound with a warm core sound. They offer excellent responsiveness and control ability across the whole dynamic range. Features: Very brilliant sound. Warm core sound with long decay. These strings offer excellent responsiveness and control ability across the whole dynamic range, from pianissimo to fortissimo. The A- and D-strings have a core made from a single filament of high-tensile steel and are wound with chrome steel. The G- and C-strings have a rope core wound with tungsten. The A- and D-strings offer great brilliance combined with a warm core sound. The transition from the D- to the G-string is smooth, whereas the G-string offers even more depth and a greater sound volume. The C-string has a powerful open sound, vibrates freely and offers enormous possibilities. Exceptional tuning stability and immediate playability.