D'Addario EJ50 Pro-Arte Black Nylon Classical Guitar Strings, Hard Tension

• Hard tension offers rich tone, increased resistance, and strong projection
• Laser sorted black nylon treble strings for consistent, precise intonation
• Precision wound basses for warm, projecting tone and the utmost consistency
• Made in the U.S.A. for the highest quality and performance
• String Gauges: Trebles .0285, .0327, .0410 Basses .030, .036, .044
• Environmentally friendly, corrosion resistant packaging for strings that are always fresh