Gauges 28-32-40-29-35-43.D'Addario J30 classic guitar strings feature rectified nylon trebles and silver-plated wound basses. Normal tension.
D'Addario is the world's largest manufacturer of strings for musical instruments. Many top guitarists won't play any other brand. Regardless of your playing style, D'Addario has a set of strings that's right for your classical guitar.