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 EARTHWOOD BLUEGRASS 5-STR SET
DADDARIO EJ16 PHOSPHOR BRONZE
ERNIE BALL EARTHWOOD ROCK & BLUES 10-52
ERNIE BALL EARTHWOOD MEDIUM LIGHT 12-54
ERNIE BALL EARTHWOOD 12 STRING LIGHT
DADDARIO EJ40 SILK & STEEL
DADDARIO EJ10 80/20 BRONZE
DADDARIO EJ15 PHOSPHOR BRONZE
DADDARIO EJ39
DADDARIO EZ900 85/15 BRONZE
ERNIE BALL EARTHWOOD PHOSPHOR BRONZE ACOUSTIC 11-52
ERNIE BALL EARTHWOOD PHOSPHOR BRONZE ACOUSTIC 10-50
DADDARIO EJ17 PHOSPHOR BRONZE
ERNIE BALL 5-STRING REGULAR BASS 45-130
ERNIE BALL EARTHWOOD 12 STRING MEDIUM
DADDARIO EJ12 80/20 BRONZE
ERNIE BALL COATED BRONZE ACOUSTIC 13-56
ERNIE BALL POWER SLINKY 11-48
ERNIE BALL EARTHWOOD PHOSPHOR BRONZE ACOUSTIC 10-52 