Lifespan 2.0 sets carry Martin's anti-corrosion treatment on the core and wrap wire, which keeps them sounding fresh longer without changing the feel. 92/8 phosphor bronze in Martin's light gauge.
SPECIFICATIONS
Strings
Gauges: .012, .016, .025, .032, .042, .054
Wrap: 92/8 phosphor bronze
Treatment: Lifespan 2.0 anti-corrosion







