---
title: "Reviews — blue eyeliner - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/blue-eyeliner/reviews"
last_updated: "2026-08-09T16:23:07.395Z"
locale: en
meta:
  description: "Niche score 61/100 · $283K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 61/100 · $283K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — blue eyeliner - Flapen"
---

# **blue eyeliner**

**Worth a look**

Shows low returns (0.8%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 50Growth 51Conversion 81Competition 75Returns 96Price range 49Avg price 23Brand share 61Review moat 17Quality gap 67

**Returns**

**Incredible****0.8%**

return rate — above 5% kills the launch gate

**Conversion**

**Great****8.5%**

search→purchase rate — share of searches ending in a sale

**Competition**

**Great****40%**

top-5 click share — an open shelf

**Quality gap**

**Good****4.3★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Good****68%**

top-5 brand share — brands hold most of the demand

**Growth**

**Good****+21.4%**

90-day search growth — must beat 0% to launch

**Market size**

**Good****$283K**

$283K/yr · 406K searches

**Price range**

**Okay****$1.96–$27.30**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Avg price**

**Bad****$8.24**

avg listing price — sweet spot $15–$100

**Review moat**

**Bad****18,767.12**

avg incumbent reviews — the moat a new listing must climb

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")

## Reviews