- For GCEA tuning with high G-string - Gauges (mm): 0.66, 0.84, 1.01, 0.72 - Made of Bionylon (63% plant derivative) - The first environmentally friendly synthetic strings in the world - Warm and soft, round and full sound - Good expressiveness - Short stretching phase and high tuning stability - String ends colour coded - Colour: White - Made in Italy EUR 5.00 - See more - Buy online