# Aerie crossover leggings

> After an unpaid TikTok, Aerie reported over 156,000 restock-notification emails.

- Owner: Aerie
- Kind: Product
- Sector: Fashion & accessories
- Seed date: 2020-11-20
- Peak date: 2020-12-06
- Spread Score: 42 (Notable, provisional), v1.2
- Mechanics: Unscripted proof, Response chain, Visible in use, Platform jump, Sell-out loop, Dupe economy

## Summary

An unpaid dance TikTok prompted duets and purchases reported on X. Aerie said the leggings sold out immediately and later reported over 156,000 restock emails. It sponsored Schlenker’s follow-up and expanded the waistband into swimwear and tennis apparel.

## Timeline

- 2020-11-20 — @hannahschlenker (TikTok) — Hannah Schlenker posted a dance video wearing Aerie’s crossover leggings.
- 2020-11-20 — Aerie shoppers (Retail) — Aerie said the leggings sold out immediately after Schlenker’s post went live.
- 2020-11-22 — @Rheaspo (X) — Rhea posted on X that she had bought the leggings after seeing them.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/developers).

Canonical URL: https://howitspread.com/cases/aerie-crossover-leggings

Cite as: How It Spread (2026). “Aerie crossover leggings.” Case HIS-00014. Spread Score v1.2: 42/100. Updated 2026-10-13. https://howitspread.com/id/HIS-00014