Talk to a humanAdding clickable size buttons on desktop product cards enabled direct add-to-cart actions, streamlining the shopping experience.
Desktop Collection Hover Sizing Buttons
Goal
Conversion rate
Result
+17.3% Add-to-Cart Rate
Category
Collection Page (PLP)
Outcome
Inconclusive
Before
After
IF product cards show sizes (xs/s/m/l/xl) on hover THEN the add to cart rate will rise on the collection page, improving AoV and CR BECAUSE customers will be prompted to add to cart from the collection page
What We Changed
- Added clickable size buttons on product cards.
- Enabled direct add-to-cart from the collection page.
The Results
How the new version compared with the original, across all devices.
+17.3%
Add-to-Cart Rate
-4.9%
Average order value
+6.5%
Conversion Rate
Key Learnings
- Quick access to size selection increased add-to-cart actions.
- Direct product interaction improved conversion rates.
- Visibility of sizes on hover enhanced user engagement.
- While conversion rate and revenue increased, average order value declined, so overall there was no meaningful difference between the original and the new version.
Detailed results breakdown
Add-to-Cart Rate
+17.3%
Average order value
-4.9%
Conversion Rate
+6.5%
Orders
+5.2%
Revenue change
+0.27%
Free Trial
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30,000+ Monthly sessions.
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Other experiments we've run
Product Page (PDP)
Positive signal
A Single Price-Aware Shipping Message on Product Pages Shows a 7.1% Conversion Rate Lift
Product pages swapped two overlapping free shipping messages for one that depends on the product's price. See how 24,464 visitors responded.
+7.1% Conversion rate
Cart
Positive signal
A Pop-Up Mini Cart Shows a 3.6% Conversion Rate Lift
After adding a product, shoppers saw a redesigned mini cart instead of being sent to the cart page. See how it affected checkout across 26,208 visitors.
+3.6% Conversion rate
Product Page (PDP)
Inconclusive
Product Badges on Product Page Images Make No Clear Difference to Conversion Rate
Product pages showed badges like New and Best Seller on the main image, matching collection page cards. Across 20,113 visitors, it made little difference.
-0.5% Conversion rate