Martin Bronze Acoustic Guitar Strings (10-47) (12 String Set) trevi Uses a single CR2032 Battery

Uses a single CR2032 Battery (Not included)

Suitable for most materials

Have You Ever Seen the Rain - Creedence Clearwater Revival

*@ You Tonight - The Notorious B

JS Bach | Cantata No

Martin Bronze Acoustic Guitar Strings (10-47) (12 String Set) trevi Uses a single CR2032 BatteryMartin Authentic Acoustic Superior Performance SP strings feature higher tensile strength and tin plated core wire on all six strings that enable a fuller and more balanced tone, quicker response and increased tuning stability. Our impeccable standards for acoustic guitar tone are embedded in our string design and precision manufacturing process. That's why we make our own.