Martin® Authentic Acoustic® Flexible Core strings are designed to reduce finger fatigue and allow huge bends. They feature a lighter gauge version of our Superior Performance core wire combined with heavier wrap wire to deliver a full and balanced tone with increased flex and playability.

Our impeccable standards for acoustic guitar tone are embedded in our string design and precision manufacturing process.

Key Features:

• Flexible Core Strings
• Full and Balanced Tone
• Increased Flex and Playability
• Gauge: Custom Light
  Tension: 155.1
  E: .011
  B: .015
  G: .023
  D: .032
  A: .042
  E: .052

What's in the box:

• 1x Authentic Acoustic Flexible Core Guitar Strings Phosphor Bronze Custom Light