Martin MK12FX Flexible Core Luxe Nickel Cobalt Kovar Acoustic Guitar Strings Light 12-54

Luxe by Martin® Kovar™ Flexible Core Strings are where innovation and performance meet for the discerning guitarist who knows exactly what they want. Designed with a lighter core wire wrapped in premium Kovar—a nickel-cobalt alloy—these strings deliver remarkable flexibility and playability without sacrificing crystal-clear clarity. With a beautifully balanced tone that enhances every nuance, they’re engineered with lower tension not as a compromise, but as a deliberate choice to support advanced technique and expressive playing. Naturally corrosion-resistant, these strings promise long-lasting performance that stays true to their sweet, ringing tone. Elevate your playing with strings that don't just meet expectations—they redefine them.

Features

• Nickel-cobalt Kovar wrap for crystal-clear, balanced acoustic tone
• Flexible core design for exceptional playability and comfort
• Lower tension engineered for advanced technique and expressive dynamics
• Naturally corrosion-resistant for long-lasting, reliable performance
• Designed for players who demand both precision and power from their strings

Specifications

General
- Model: MK12FX
- Series: Luxe by Martin®
- Wrap Material: Kovar™ (nickel-cobalt alloy)
- Core: Flexible, lighter core wire
- Corrosion Resistance: Naturally corrosion-resistant

Gauge (Light)
- E (1st): .012
- B (2nd): .015
- G (3rd): .025
- D (4th): .031
- A (5th): .041
- E (6th): .054

Other
- Tension (Full Set): 157.70
- Sound Profile: Crystal-clear clarity with warm, balanced tone
- Longevity: Enhanced durability with consistent tone over time
- Suitable for: Acoustic guitar players seeking flexibility, clarity, and professional-level sound