Martin SP Lifespan strings are the next level in studio performance.

Treated for long life, they repel dirt, grit and other environmental elements that can quickly alter the sound of your strings. The treatment is so incredibly thin, you won't even know it's there.

Martin SP Lifespan 92/8 Phosphor Bronze acoustic guitar strings are made with the highest quality bronzed steel core wire and phosphor bronze wrap wire. SP Lifespans are designed to last longer and sound better so you can play on!

Set: MSP7200
Gauge: Medium 13-17-26-35-45-56
Tension: 186.2
Package: 6 strings