Pirastro The Jazzer double bass strings have a core material that is a high-tensile rope made from carbon steel which is wound with chrome steel. They are a modern jazz string, which can also be bowed. The Jazzers have a very quick response and a bright, powerful sound with a long sustain, they’re a versatile string with a complex sound. These strings are instantly playable and have great tuning stability.
Made in Germany by Pirastro