These new Martin SP Lifespan 80/20 Bronze Coated Acoustic Guitar Strings are treated to preserve the SP tone and feel for the life of the string.
Martin SP Lifespan 80/20 Bronze Coated Acoustic Guitar Strings offer a bright tone. Top artists use this 80/20 Bronze string for live performances and studio recording due to its brilliant tone out of the box, which “breaks-in” to a warmer sound.
The high tensile strength carbon steel round core wire creates increased durability, keeping your guitar in tune and in tone longer.The proprietary Cleartone treatment on all six strings protects from dirt and oils, delivering the longest possible life for these SP strings.
Gauges:MA180T Extra Light 10-14-23-30-39-47 (12 Strings)
Martin & Co. designs and manufactures the strings themselves. Like their guitars, each string is made with patience, care, and precision with only the highest quality materials producing strings with exacting tone and superior performance. Not only are their packaging materials minimized and 100% recyclable, but the envelopes reduce the tarnishing effect on the strings.

ERNIE BALL REGULAR SLINKY 10-46
ERNIE BALL .020 PLAIN SINGLE STRING
ERNIE BALL 2215 SKINNY TOP/HEAVY BOTTOM 10-52
ERNIE BALL EARTHWOOD MEDIUM LIGHT 12-54
ERNIE BALL .022 WOUND SINGLE STRING
ERNIE BALL EARTHWOOD PHOSPHOR BRONZE ACOUSTIC 12-54
ERNIE BALL .040 WOUND SINGLE STRING
ERNIE BALL .018 WOUND SINGLE STRING
ERNIE BALL NOT EVEN SLINKY 12-56
ERNIE BALL .052 EARTHWOOD SINGLE STRING
ERNIE BALL .052 WOUND SINGLE STRING
ERNIE BALL POWER SLINKY 11-48
D'ADDARIO J813 4/4M PRELUDE VIOLIN SINGLE STRING D 4/4
DADDARIO EZ900 85/15 BRONZE 