Martin MA540T Authentic Lifespan

Next generation Martin® Authentic Acoustic® Lifespan® 2.0 strings are engineered using a new, patented anti-corrosion treatment only available from Martin. It protects the core and wrap wire to prevent corrosion without compromising tone or feel. Impeccable standards for acoustic guitar tone are embedded in string design and precision manufacturing process.
Core: Steel
Made in: Mexico
Ending: Ball End
Gauge: 012" / 054"
Hardness: Light
Material: Phosphor Bronze
Number of Strings: 6
Offer Configuration: 1 set
Wound: Round Wound