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The Missing Link in Agentic Commerce is here Discover Agentic Sizing Protocol™ →
Bold Metrics Request a Demo
TechnologyWhy Bold MetricsRequest a Demo

Empower Customers to Find Their Best Fit

Our advanced algorithms unlock the power of your shoppers' body data to deliver highly personalized, accurate sizing determinations. No photos, scanning, or measuring tapes required.

a shopper with body data points mapped by Bold Metrics
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No Measuring Tape Required

Our AI digital twin technology has been proven to consistently outperform standard size charts, camera-based technologies, and other question-based fit recommenders.

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Seamless Customer Experience

Don’t lose hard-earned customers to a complicated sizing process — connect them to their best size, in their preferred fit, with just a few easy clicks.

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Customers Crave Personalization

It’s not enough to tell a customer what size will fit them — today’s shopper needs to know how a size is going to fit them, too.

4X
average increase in conversion rates
+22%
average increase in order value
−18%
average reduction in fit-related returns

Results based on Bold Metrics’ solution engagement

Driven by Data

From just 4-6 simple shopper inputs, our Smart Size Chart™ leverages advanced AI and machine learning algorithms to determine 50+ body measurements — unlocking the power of body data.

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    300+ million digital twins
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    15+ billion body data points
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    900+ million fit simulations
Smart Size Chart new experience

Why It Works

The Smart Size Chart™ leverages our AI digital twin platform in combination with your brand's garment data to provide detailed size recommendations to your shoppers.

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    Contextualized results show shoppers how a garment will fit their specific body measurements, so they can choose based on personal fit preferences.
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    Sizing isn't singular and preferences are unique. Empower your shoppers to find their best fit, based on their personal style, activities, and preferences.
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    Easy setup, just copy and paste a snippet of code and immediately provide your shoppers with a best-in-class sizing solution.
Connect with an expert →
Smart Size Chart new size views

Smart Size Chart Features

Multi-SSC on a product page with multiple items

Utilize the Multi-SSC Experience, which uses our AI-powered digital twin platform alongside your product data to deliver individualized size recommendations for multiple products displayed on a single PDP.

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    Help shoppers find their best fit for every piece, whether a jacket and pants, a base layer and shell, or a bra and leggings. The Multi-SSC feature provides personalized, contextualized fit guidance, so customers can confidently purchase complete outfits, coordinated sets, or layered systems.
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    Fit isn't one-size-fits-all, and neither is a single size chart. With Multi-SSC, shoppers can choose their best size for each item based on their body, preferences, and use cases.
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    Seamless to set up — a simple code snippet enables a best-in-class multi-product fit experience on your PDP.
SSC Kids on a product page

Simplify sizing for parents and caregivers with accurate, AI-powered recommendations based on just four easy inputs—no measuring tapes, scans, or photos required.

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    Built on over 1 million child-specific digital twins and your brand’s unique sizing data, SSC Kids continuously adapts to deliver the right fit across ages 2–19.
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    Help shoppers choose confidently for fast-growing kids—whether it’s everyday basics, school uniforms, or seasonal outerwear. SSC Kids provides precise, age-appropriate guidance right on your product page, so parents spend less time guessing and more time clicking add to cart.
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    Fit is never “one-size-fits-all,” especially for kids. With SSC Kids, every recommendation accounts for body changes, brand fit nuances, and intended use—resulting in happier customers and fewer returns.
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    Integration is effortless — a lightweight code snippet enables a best-in-class kids sizing experience that’s ready to scale.

Our Clients Get Real Results

Select A Result
Fire-Dex
91%
Average Size Selection Accuracy
Watch the webinar →
Bold Metrics Case Studies (1)
Pact
+26%
AOV Increase
Read the blog →
SuitShop
−30%
Return Reduction
Read the case study →

“Fit is critical across the apparel universe, regardless of whether you're making casual, custom or tailored outfits.”

Instagram post templates and examples (33)
Drew Cook
CFO & Head of Operations, Pact

“Having an accurate fitting solution was important to our engaged couples searching for wedding suits to ensure their guys would look sharp on their big day.”

Diana Ganz
Diana Ganz
Co-founder, SuitShop

Unlock the Power of Body Data

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