Let that iconic D'Addario tone ring out. With XS, harmonic overtones remain full and bright after many hours of playing.
CHOOSE YOUR INSTRUMENT
Phosphor Bronze guitar strings
80/20 Guitar Strings
Step Into The D’Addario Lab
Take an in-depth look at how we test the limits of our strings.
ENTER THE LAB![](/globalassets/article-pages/xs/ds_xs_sidebyside_labvideos.png)
Tone Longevity
![XS strings tone longevity graphs](/globalassets/article-pages/xs/acoustic/d2c-exclusive-acoustic/ds_xs_dualpromo_graphs-longevity.png)
EXCEPTIONAL TUNING STABILITY
![XS coated strings tuning stability graph](/globalassets/article-pages/xs/ds_xs_dualpromo_graphs-tuning-new.png)
Spend less time tuning and more time playing. Torture tests prove that fusion twist plain steels stay in tune better than standard strings.