The Characteristics of Pirastro Obligato Bass Strings include:
- absolute dependability
- highest degree of modulation
- big soloistic and powerful tonal volume
- warm sound characteristics and focused
- react evenly at most sensible impulses
- optimal reaction by virtuouso playing
- easy response in all dynamic sections
- optimal left hand feeling
- soft and immediately playable
- ideal for both arco and pizzicato
- resistant to changes in temperature and humidity, translating to a greater amount of stability in tone
- all strings are tuned for optimal set harmony