Detail 01
Martin Lifespan treatment
Helps the strings resist rust and stay fresh longer.
Product detailSKU #1500000471552
MartinEra Phosphorus Bronze Treated Acoustic Guitar Strings Medium (13-56)
1/8
Independent shopping perspective
The Korena take
Medium-gauge treated acoustic strings designed for bright, clear tone, durability, and bridge protection.
Strong match
Who this is for
- Acoustic players who want a bright, clear ring
- Frequent players seeking treated strings
- Owners of older guitars who value silk-wrapped ball ends
Consider the trade-offs
When to look elsewhere
- Players seeking the Artist Light version
- Players who do not want a medium 13–56 gauge
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
Silk-wrapped ball ends
Helps reduce wear at the bridge and feels smooth during string changes.
Detail 03
Phosphorus bronze wrap
Provides a clear, bright ring for each note.
Final check
Know before you order
- 01Confirm that medium 13–56 gauge suits your guitar and playing preference.
- 02The Jason Isbell sound reference applies to the Artist Light version, not this Medium set.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01What gauge are these strings?
They are Medium gauge, 13–56.
02Are these for acoustic guitar?
Yes. They are acoustic guitar strings.
03What treatment do they use?
They use Martin Lifespan treatment to help fight rust and extend freshness.
04Does the Jason Isbell reference apply to this set?
No. The supplied description ties that reference to the Artist Light version.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
4 detailsOther
- Category Source
- detail
- Tier
- new
- Korena Special
- false
- Source Id
- site51500000471552
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