The oxford is the most copied shirt in the world, which is exactly why most of them are bad. The silhouette is easy to imitate; the construction is not. Two shirts can look identical on a hanger and diverge completely after ten washes — one still holds a collar roll, the other looks like a napkin with buttons.

Here is what we look at when we build ours, and what you can check on any shirt before you buy it.

Start with the collar

A button-down collar should form a soft, unforced arc between the button and the collar point. That arc comes from the collar being cut slightly longer than the stand it sits on, then interlined with woven — not fused — canvas. Fused collars are glued. They look sharp in the store and bubble at the tips within a year of hot washing.

Pinch the collar between two fingers. If it feels like a single stiff board, it is fused. If it feels like two layers of cloth with a little life between them, someone did it properly.

"A collar is the only part of a shirt people look at while you are talking. It is a strange place to save eleven cents."

Then the cloth

Oxford cloth is a basket weave, and the fiber length matters more than the thread count marketing on the tag. Long-staple cotton produces fewer loose fiber ends, which is why it pills less and holds color longer. Weight is the other variable: below 110 gsm you get transparency, above 140 gsm you get a shirt too warm for a Portland summer. We settled on 120 gsm.

Close-up of cotton poplin basket weave under raking light
Long-staple poplin at 120 gsm — the weave our mill in Porto has run since 2018.

The details that quietly decide everything

  • Single-needle side seams. Slower to sew, but they lie flat and do not twist in the dryer.
  • A split back yoke. Two pieces cut on opposing grain, so the shoulders move with you instead of pulling.
  • Mother-of-pearl buttons. Heavier than plastic and far less likely to crack when they hit a machine drum.
  • A gusset at the side hem. A small reinforcing triangle where shirts usually tear first.

None of these are visible from three feet away. All of them are the difference between a shirt you replace every spring and one you are still wearing in 2031. That is the whole argument for buying fewer, better things — it is not romanticism, it is arithmetic.