Made bymakers.
Not just the size. The fit they want.
Live on the product page
2
Magic Fit
Clicks to a size. Open the form, then submit height, weight, age and bra size on a single screen.
The advice you'd get in store, without the quiz.
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3–8
Questions elsewhere
Spread across several screens, and the cross-brand ones ask what size your shopper wears in somebody else's brand.
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+1
Scan and photo vendors
Literally nobody wants to take a photo or body scan in their underwear just so they can shop online.
You can't fit a body to a garment nobody measured.
Fit is the gap between a body and a garment. A sizing tool that never asks for your garment measurements only knows half of it.
Without garment measurements
- Purchase history
- It learns which label people kept. A new style has no history, so it has no answer.
- Other brands' sizes
- A medium isn't a measurement. It moves from brand to brand, and from style to style.
- A body scan
- It knows the body to the millimetre, and nothing about the cloth going on it.
With them
- Points of measure
- Half chest measured flat, high point shoulder to hem, rise, thigh. Read the way your factory reads them.
- Grade
- A size up often buys width, not length. We size on the measurement that moves.
- Ease and stretch
- A poplin shirt is cut bigger than the body. A swimsuit is cut smaller and stretches to fit. Same chest, opposite maths.
- Calibration
- A spec sheet says how the designer meant it to fit. Shoppers don't always wear it that way: the oversized tee sized down, the slim jean sized up. We calibrate each style to the size people actually wear.
0
Brands named
We don't ask because we don't need to. Magic Fit is trained on the data required to make clothes, not on what someone bought somewhere else.
It's insane for a monobrand to ask customers what size they are in a competitor's products.
9
Years making clothes
Magic Fit started on the factory floor at Citizen Wolf, where a wrong size means remaking the garment. Every recommendation runs on what it takes to cut one that fits.
Sizing is a manufacturing problem before it's a software one.
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100k+
Made-to-measure garments
Each one cut for a single body, from four things that person already knew about themselves.
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196M
Data points
From over 8,000 people and 2,000 tailoring sessions in our first shop, not inferred from what shoppers bought somewhere else.
The questions to ask any sizing vendor.
Source: competitor audit, 30 June 2026. Only what the sections above haven't already covered.
| Capability | Magic Fit | Cross-brand | Scan / photo | Size-chart apps |
|---|---|---|---|---|
| Merchant fit + demographics analytics | Yes | Yes | Partial | No |
| Beyond Shopify; Magento, BigCommerce, headless, API | Yes | Yes | Partial | No |
| Usage-based pricing, no annual commitment | Yes | No | Partial | Yes |
| MCP server for agentic shopping apps | Yes | No | No | No |
| Live conversational shopping assistant | Roadmap | Yes | No | No |
Live on 100% of your store, in 7–14 days.
Not a pilot on your best sellers. Every product from launch; Magic Fit works from the size charts and product data you already have.
A model trained on cross-brand purchase history has to ask about other brands and wait for history before a garment is covered.
Thirty day free trial. A/B holdout test included for results you can trust.








