Wide fabric is not just "more fabric" — it changes how many garment parts fit in a marker, which changes how many meters you buy per pair, which changes your landed cost. Selvedge denim is woven on narrow shuttle looms, and the arithmetic follows you all the way to the container.
The Marker Math
A marker is the cutting layout — the paper pattern of every panel of the jean arranged on a fabric ply. On a 60-inch wide fabric, a skilled marker maker nests fronts, backs, pockets, and waistbands side by side. On a 32-inch selvedge fabric, roughly half as many pieces fit per meter, and every leg must also be placed so the selvedge edge lands exactly on the outseam — the traditional way selvedge jeans are cut.
| Factor | Wide loom (~63") | Shuttle selvedge (~32") |
|---|---|---|
| Panels per meter | High — nested | ~Half |
| Edge constraint | None — overlocked | Selvedge on outseam |
| Fabric per pair | Baseline | +40–70% for same style |
| Meter price | Lower (fast weaving) | Higher (slow looms) |
| Cutting skill needed | Standard | High — yield-critical |
How to Check a Mill's Yield Claim
- Ask for fabric consumption per pair in meters, by size.
- Ask for the marker efficiency percentage (used area ÷ total area).
- Benchmark: selvedge five-pocket jean consumption typically runs 1.5–1.8 m per pair versus 1.1–1.3 m wide-loom.
Ways to Protect the Yield
- Straight legs over tapered for your first selvedge SKU — simpler markers, better nesting.
- Use the offal: selvedge off-cuts become coin pockets, belt loops, and patch material. A mill that designs with its waste protects your margin.
- Consistent widths: ask the mill to guarantee width tolerance; a loom drifting 1 inch narrower quietly eats your yield.
The Honest Pitch
When your customer asks why selvedge costs more, "because the loom is narrower" is the true and respectable answer. The premium buys a woven edge, a slower fabric with character, and a cutting process that respects both. That is a story worth paying for — once you can explain the math.