DEMO — fictional range. Local brief only, NOT SENT. No personal data is collected or transmitted.
LAST DESK
A last is chosen for the foot, not the number.
Footwear development starts at the last, because the last is what the rest of the shoe is measured against. These four questions settle a last before any panel is cut.
- Which foot
- Length, girth and instep, because two feet share a size differently
- Which activity
- Because a standing last and a running last differ in where they load
- Which heel
- Because the heel height moves the whole toe spring
- Which tolerance
- Because a ±0.4 mm last and a ±0.8 mm last are different products
Where each decision comes from
| Decision | What it sets | What it costs to get wrong |
|---|---|---|
| Toe spring | How the shoe rolls and where the flex point sits | A shoe that flexes where the foot does not |
| Waist girth | How the upper closes around the arch | A shoe that gaps or binds on the same foot |
| Heel height | The drop and the rear stability | A stack quoted without a drop nobody can compare |
| Tolerance | Whether the next pair is the same product | A run that drifts pair to pair and cannot be defended |
The expensive mistake.
Choosing a last by size designation. Length and girth can match while the instep differs, and the difference is a shoe that fits the measurement and not the foot.
And the one that looks harmless.
A last revised without moving the toe spring. The length is unchanged, so nothing in the drawing flags it, and the shoe flexes in the wrong place.