Martin MA175T Authentic Acoustic Lifespan 2.0 Treated 80/20 Bronze Guitar Strings - Custom Light 11-52 rca Made with a high carbon

Made with a high carbon steel core

8 micron ribbon element

You can use each of the eight loops for true bypass effect switching

Close the FastClamp on the stand just like a clothespin

Martin MA175T Authentic Acoustic Lifespan 2.0 Treated 80/20 Bronze Guitar Strings - Custom Light 11-52 rca Made with a high carbonNext 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. Our impeccable standards for acoustic guitar tone are embedded in our string design and precision manufacturing process. Thats why we make our own.