Martin Authentic Acoustic Marquis Silked strings feature a soft silk wrap that prevents wear and tear on the bridge holes and bridge plate as you play. The added thickness also ensures that bridge pins will stay locked in place, even in older bridges with worn holes. Martin's impeccable standards for acoustic guitar tone are imbedded in their string design and precision manufacturing process.

MA130S String Gauges: .0115, .014, .023, .028, .038, .047
Tension: 122.2