Articles of Interest
Articles of Interest

Sizes

June 12, 2026

AI Summary

5 min read

In 2019, Avery Trufelman walked into a white-walled startup office in an industrial part of the San Francisco Bay Area and got scanned. She stripped to her underwear, stood on a tiny platform, and was slowly rotated for a minute and nineteen seconds while a machine captured 100,000 data points of her body. The company, Unspun, was making jeans without sizes. The resulting pair fit her perfectly. She still wears them. But when she recently checked in with Brooke McGever, Unspun's director of product innovation, the company had moved on to other priorities—three-dimensional looms that weave pants in their 3D form, saving fabric. The sizeless sizing technology was put on hold. "We're kind of waiting for someone to be ready and radical enough to do that," Brooke said. Most companies aren't. They still rely on the imperfect science of sizes, which itself relies on one central, mysterious figure: the fit model.

The living mannequin

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What you'll learn

  • 1 (00:00) **The Promise of Sizeless Clothing** - The episode opens with a personal encounter with Unspun, a company trying to solve the universal problem of ill-fitting clothes using body-scanning technology.
  • 2 (04:06) **The Fit Model: The Secret Center of Sizing** - The episode introduces the fit model, a single person whose body becomes the literal template for an entire clothing line's sizing.
  • 3 (05:17) **How Marcy Spanier Became a Plus-Size Fit Model** - The story of a former actress who fell into fit modeling, revealing that the job is about proportions, not conventional modeling beauty standards.
  • 4 (07:01) **The Genetic Lottery of Perfect Proportions** - Fit models are not just any body; they must possess extremely rare, symmetrical, and "standard" measurements.
  • 5 (10:39) **The Fit Model as Technical Expert** - Experienced fit models are highly skilled clothing construction experts who speak a specialized language and provide critical feedback.
  • 6 (13:20) **The Job's Cruelest Requirement: Absolute Body Consistency** - The most demanding aspect of being a fit model is the relentless pressure to keep your body measurements perfectly stable.
  • 7 (17:13) **The Ironic Truth: Even Fit Models Don't Know Their "Size"** - Despite their hyper-consistent bodies, fit models experience the same bewildering size inconsistency as everyone else.

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Show Notes

A peek into the life of a fit model: one of the stranger jobs in fashion. 

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