Detail 01
Flat wound
The outer wrap is a flat ribbon, not round wire. Smooth under the fingers, almost no squeak on slides.
Product detailSKU #1274034478131
D'AddarioECB80 XL Chromes Flat Wound Bass Strings
1/4
Independent shopping perspective
The Korena take
Flatwound bass set with a chrome winding. For players who want a smooth, thumpy, low-sustain tone and quiet fingerboard travel.
Strong match
Who this is for
- Motown, soul and reggae lines where thump beats brightness
- Fretless bass — flats are far gentler on the fingerboard
- Studio work where string squeak on position shifts is a problem
Consider the trade-offs
When to look elsewhere
- Slap and pop players who need aggressive zing
- Modern rock and metal that wants string clarity and bite
- Anyone chasing a bright new-string sound; these start mellow
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
Chromes
D'Addario's flatwound line. Brighter and more defined than most flats, but still dark next to roundwounds.
Detail 03
XL designation
Nickel-plated steel core family. Magnetic output stays strong; the plating is easier on frets than raw steel.
Detail 04
Low sustain, fast decay
Notes bloom and drop off rather than ringing. Cleans up dense lines and sits back in a mix.
Detail 05
Higher tension than roundwounds
Flats feel stiffer at the same gauge. Setup and playing feel change noticeably when you switch over.
Final check
Know before you order
- 01Confirm your bass is long scale and check string-through vs top-load length needs
- 02Expect a setup: tension and diameter differ from roundwounds, so intonation shifts
- 03Flats need no break-in — the tone you hear day one is roughly permanent
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01How long do flatwounds last?
Far longer than roundwounds. There's no winding groove for dirt to collect in, and their tone is already dark, so gradual dulling is less noticeable. Many players run them for years.
02Will these fit my bass?
They're built for standard long-scale, 34-inch, four-string basses. Measure from nut to bridge saddle, and check that your bridge routing doesn't need extra winding length.
03Are flatwounds easier on the fingers?
The surface is smooth, so no rough winding under your fingertips and no squeak on slides. But tension is higher than comparable roundwounds, so fretting takes more effort.
04Do I need a setup after switching from roundwounds?
Plan on it. Different tension and core diameter change neck relief and intonation. At minimum recheck intonation at the 12th fret and truss rod relief.
