9
High
Product Page
Unclear size selector
The size selector on the product page may confuse users due to the presence of multiple size options and a note about half sizes, potentially leading to hesitation or abandonment.
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⚠ Unclear size selectorThe size selector on the product page may confuse users due to the presence of multiple size options and a note about half sizes, potentially leading …
Fix
Evidence
Observed on the live site
✓ Flagged independently by 1 of 7 analysts
- On /products/anytime-ankle-sock, the body sample includes 'Size Most of our shoes only come in full sizes. If you're a half size, select your nearest whole size too.' and the form labels include 'XS', 'S', 'M', 'L', 'XL', etc. The direct_signals show size_selector: true.
Business case
If this change wins
$35,381 – $176,904
annual opportunity if it wins
Medium
Effort — 2-5 days
not testable at current traffic
A/B test duration
Prioritisation
PXL score: 4 / 10
| Question | Answer | Points |
|---|---|---|
| Is the change above the fold? | No | 0 |
| Is the change noticeable in under 5 seconds? | Yes | 2 |
| Does it add or remove an element? | Yes | 1 |
| Does it run on a high-traffic page? | Yes | 1 |
| Discovered via user testing? | No | 0 |
| Discovered via qualitative feedback (survey, support)? | No | 0 |
| Supported by heatmaps or session recordings? | No | 0 |
| Found via digital analytics or real-user field data? | No | 0 |
| Verified by direct technical measurement? | No | 0 |
Implementation
Hand this to your developer
- Surface
- Product Page — PRODUCT PAGE | ANYTIME ANKLE SOCK
- Problem
- The size selector on the product page may confuse users due to the presence of multiple size options and a note about half sizes, potentially leading to hesitation or abandonment.
- Current state
- h1: Anytime Ankle Sock; cta: Get Notified; notes: The size selector is present but the guidance about half sizes may be unclear, and the CTA is 'Get Notified' (likely out of stock), which could frustrate users.
- Change
- h1: Anytime Ankle Sock; cta: Add to Cart; notes: Clarify the size guidance with a tooltip or visual aid, and ensure the CTA reflects availability. If out of stock, provide a clear 'Notify Me' flow with expected restock date.
- Acceptance criteria
- GIVEN a first-time visitor on the affected page
WHEN the change is live
THEN Clarify the size guidance with a tooltip or visual aid, and ensure the CTA reflects availability. If out of stock, provide a clear 'Notify Me' flow with expected restock date, with no regression at 375px and 1280px widths. - Tracking
- event: cro_unclear_size_selector on interaction with the changed element; verify it fires in BOTH variants before opening traffic.
- Success metric
- conversion rate on the affected step
- QA checklist
- Chrome / Safari / Firefox · 375px + 1280px · keyboard reachable · screen-reader name present · no CLS introduced
- Effort
- Medium — 2-5 days
- Test plan
- 299,882 visitors per variant (95% significance, 80% power); not testable at current traffic.
- Rollback
- Feature-flag the change; revert the flag if the primary metric drops for 3 consecutive days.