Sizing solutions for apparel brands

WAIR gives your shoppers confidence to choose the right size ...which leads to more revenue!

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5.0 Shopify Rating

WAIR's sizing solution on desktop and mobile
WAIR's sizing solution on mobile
Providing sizing solutions for brands across the world

Trusted by some amazing brands

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Everything your brand needs to win with size and fit

We make it easy to win with sizing by offering a full suite of size and fit products for your entire team.

Size Recommendations

Meet the solution designed from the ground up to match shoppers with their best-fitting products. A quick sizing quiz that provides your shopper with the most accurate size recommendation on per product basis.

Size & Fit Reviews

Collect sizing information and feedback on individual products from shoppers. WAIR Reviews helps you better understand your shoppers’ needs and preferences, and provide them with a more personalized shopping experience.

Insights & Analytics

Get access to shopper body-data that helps to inform marketing, customer support, inventory management. No other service can provide this level of shopper data. Integrations with popular CRM tools coming soon!
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“WAIR’s understanding of each shopper’s body enables us to improve our current inventory strategies as well as our future size and fit strategy.”

Adam Bridegan
CRO, Rhone

Why choose WAIR?

A powerful platform built to help you convert more shoppers, increase revenue, and reduce support tickets.

Increase Revenue

On average, new shoppers using WAIR are 8x more likely to convert. Increased shopper confidence leads to increased revenue.

Fewer Support Tickets

Over 75% of customer support tickets for apparel brands are about sizing. We make size communication quick, easy, and effective.

Quick Setup

Go live in less than week without writing a single line of code. Our team will have you up and running lightening fast. Oh did we mention it's fully customizable?

Increase Shopper Confidence

70% of online shoppers would buy more clothing if they didn't have to worry about sizing.

The most accurate recommendation algorithm

Continuous data feedback loops with massive amounts of data and information that provides unique product sizing recommendations for each shopper and product.

WAIR's sizing solution visualized step-by-step
WAIR's sizing algorithm visualized
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Rooted in body data refined by AI

WAIR's exclusive access to the largest global 3D body scan dataset provides a deep understanding of bodies. When paired with our machine learning platform, WAIR offers the most accurate sizing recommendation to your shoppers.

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An assortment of 3D avatars taken from WAIR's database of over 3 million body scans

Don’t just take our word for it

Hear from some of our amazing customers
"One of our biggest pain points is sizing... until now. From start to finish this app has been nothing short of a miracle."
Tapered Menswear
Verified Shopify Review
"We have been looking to optimize our sizing guide on our website for a while now. WAIR turned out to be the perfect solution."
Elwood Clothing
Verified Shopify Review
"We love WAIR, and so do our customers. It creates confidence in sizing, reduces returns, and creates a better customer experience overall."
Verified Shopify Review

Over 8 million shoppers have trusted WAIR to find the best fitting products

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