Virtusize Clients, Case Studies & Results

The world's leading size & fit service

The size solution behind 500+ fashion brands.

"More accurate size selection has measurably improved the purchase experience for our customers. Since integrating Virtusize, our average order value is up around 40% and revenue per customer has grown 70–80%."

Takeshi Nakadai, E-commerce Manager

Ralph Lauren, Japan

5.4x

Conversion rate uplift

L.L.Bean

27%

Reduction in size-related returns

Under Armour

~75%

Revenue per customer uplift

RALPH LAUREN

How Ralph Lauren grew revenue per customer by ~75% during FY26

Read full case study

5.4x

Conversion rate uplift

L.L.BEAN

How L.L.Bean turned size uncertainty into 5.4x more conversions

Read full case study

27%

Year-on-year reduction in size-based returns

UNDER ARMOUR

How Under Armour cut size-based returns by 27% — across apparel and footwear

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"Virtusize reduced our size-related returns by 27% year-on-year — across both apparel and footwear. It has become an indispensable part of our website, and they continue to work together with us to support our growth every step of the way."

Naoki Ito, Ecommerce Division

Dome Corporation, Japan

CASE STUDY

Under Armour

27.0%

Return rate reduction, year-on-year

Read full case study

5.1x

Conversion Rate Uplift

AVG. ACROSS 500+ BRANDS

14.1%

Return Rate Reduction

AVG. ACROSS 500+ BRANDS

24.5%

Average Order Value Uplift

AVG. ACROSS 500+ BRANDS

See Why Top Brands Choose Virtusize

Join brands worldwide using Virtusize to improve sizing accuracy, boost customer confidence, and grow their revenue.

Emma Johansson

E-commerce Manager

After integrating Virtusize, we saw a 22% drop in return rates and more confident first-time buyers.After integrating Virtusize, we saw a 22% drop in return rates and more confident first-time buyers.After integrating Virtusize, we saw a 22% drop in return rates and more confident first-time buyers.After integrating Virtusize, we saw a 22% drop in return rates and more confident first-time buyers.

Emma Johansson

E-commerce Manager

After integrating Virtusize, we saw a 22% drop in return rates and more confident first-time buyers.

Emma Johansson

E-commerce Manager

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Our Partners

The size solution behind 500+ fashion brands.

5.4x

27%

OUR CLIENTS

The brands that stopped losing sales to size doubt.

Real brands. Measurable results.

How Ralph Lauren grew revenue per customer by ~75% during FY26

How L.L.Bean turned size uncertainty into 5.4x more conversions

How Under Armour cut size-based returns by 27% — across apparel and footwear

THE RESULTS

Real brands. Real impact.

5.1x

14.1%

24.5%

Real brands. Real impact.

See Why Top Brands Choose Virtusize

Size uncertainty is costing you
1 in 3 sales

The size solution behind 500+ fashion brands.

5.4x

27%

OUR CLIENTS

The brands that stopped losing sales to size doubt.

Real brands. Measurable results.

How Ralph Lauren grew revenue per customer by ~75% during FY26

How L.L.Bean turned size uncertainty into 5.4x more conversions

How Under Armour cut size-based returns by 27% — across apparel and footwear

THE RESULTS

Real brands. Real impact.

5.1x

14.1%

24.5%

Real brands. Real impact.

See Why Top Brands Choose Virtusize

Size uncertainty is costing you 1 in 3 sales

Size uncertainty is costing you
1 in 3 sales