Detail 01
Flatwound
The outer wrap is a flat ribbon, not round wire, so the surface is smooth and fingers barely squeak.
Product detailSKU #1274034478047
D'AddarioECB81-5 Chromes XL Flatwound Bass Strings - Light Gauge
Sale
1/6
Independent shopping perspective
The Korena take
Light-gauge flatwound bass strings. For players who want a smooth, quiet surface under the fingers and strings that last years rather than weeks.
Strong match
Who this is for
- Fretless basses, where roundwounds carve grooves into the fingerboard
- Studio work where finger squeak and slide noise cut through
- Players with hand fatigue who want lower tension than standard flats
Consider the trade-offs
When to look elsewhere
- Players who want bright, aggressive roundwound bite
- Slap and pop styles that rely on string texture
- Anyone changing strings often — the cost per set is high
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
Light gauge
Thinner than standard flats, so tension is lower and fretting takes less hand strength.
Detail 03
Smooth wrap surface
Gentler on frets and on unlined fretless fingerboards than roundwound strings.
Detail 04
$47.99 a set
Two to three times a roundwound set, but flats hold their character far longer, so cost per year is often lower.
Detail 05
Lower tension than heavier flats
Less pull on the neck, which usually means a small truss rod and intonation check after fitting.
Final check
Know before you order
- 01Switching from roundwound changes neck tension — expect a truss rod and intonation check
- 02Flats seat slowly at the bridge; retune several times over the first day
- 03Strings only — no tools, winder, or cutters included
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01Will flatwounds work on a fretless bass?
Yes, and that is one of their main uses. The smooth wrap does far less damage to an unlined fingerboard than roundwound strings, which cut grooves into the wood over time.
02How long do flatwound strings last?
Much longer than roundwounds. They change little after the first few days and many players keep a set on for years, wiping them down rather than replacing them.
03Is light gauge too floppy?
It is lower tension than standard flats, so the feel is looser. If you play hard or tune down, a heavier gauge holds pitch better under attack.
04Do I need to adjust my bass after fitting these?
Usually a small adjustment. Tension differs from roundwounds, so check relief at the truss rod and reset intonation at the bridge saddles once the strings settle.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
1 detailsBody & build
- Color
- Light Gauge
