Pirastro Aricore violin strings have a core made of Polyester. With the right bowing technique, they give a warm dark timbre. The strings are easy to tune and insensitive to temperature and humidity. The following strings are available:
Optionally, the A and D strings are also available with a chrome steel winding and furthermore is the A-string available in the Eudoxa-Aricore version with a polyster core and Alu winding, however, Pirastro has discontinued these options and there are still some strings available, against reduced prices, as long as stock lasts.
Click here for the datasheet of Pirastro Aricore violin strings.