A
allbirds.com
CRO Recommendations — August 2026
5 High Navigation

Mega-menu choice overload

The mega-menu presents 20+ items per category, overwhelming users and increasing cognitive load, which can lead to choice paralysis and reduced navigation efficiency.

CURRENT — Mega-menu overload
Screenshot
⚠ Mega-menu choice overloadThe mega-menu presents 20+ items per category, overwhelming users and increasing cognitive load, which can lead to choice paralysis and reduced …
Hide non-essential itemsReduce menu options
Screenshot
FixHiding less essential items reduces the number of choices, making navigation easier and faster.
Both are photographs of the live page — the right side has the change applied in the browser.
Evidence

Observed on the live site

✓ Flagged independently by 1 of 7 analysts
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: 5 / 10

QuestionAnswerPoints
Is the change above the fold?Yes1
Is the change noticeable in under 5 seconds?Yes2
Does it add or remove an element?Yes1
Does it run on a high-traffic page?Yes1
Discovered via user testing?No0
Discovered via qualitative feedback (survey, support)?No0
Supported by heatmaps or session recordings?No0
Found via digital analytics or real-user field data?No0
Verified by direct technical measurement?No0
Implementation

Hand this to your developer

Surface
Navigation — NAV
Problem
The mega-menu presents 20+ items per category, overwhelming users and increasing cognitive load, which can lead to choice paralysis and reduced navigation efficiency.
Current state
h1: Wildly Comfortable. Super Natural.; cta: SHOP MEN / SHOP WOMEN; notes: Mega-menu with 20+ items per category, repeated across pages.
Change
h1: Wildly Comfortable. Super Natural.; cta: SHOP MEN / SHOP WOMEN; notes: Reduce menu items to top 5-7 per category, use 'Shop All' as a catch-all, and consider a 'Popular' section to guide users.
Acceptance criteria
GIVEN a first-time visitor on the affected page
WHEN the change is live
THEN Reduce menu items to top 5-7 per category, use 'Shop All' as a catch-all, and consider a 'Popular' section to guide users, with no regression at 375px and 1280px widths.
Tracking
event: cro_mega_menu_choice_overload 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.
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