---
title: "Trend — retainer brush - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/retainer-brush/trend"
last_updated: "2026-08-11T21:37:11.475Z"
locale: en
meta:
  description: "Niche score 43/100 · $55K/yr market · 48K searches/yr · $9.69 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 43/100 · $55K/yr market · 48K searches/yr · $9.69 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Trend — retainer brush - Flapen"
---

# **retainer brush**

**Skip it**

A small market ($55K/yr) — this niche doesn't clear our bar today.

Market size 14Growth 28Conversion 94Competition 18Returns 76Price range 67Avg price 31Brand share 37Review moat 65Quality gap 57

**Conversion**

**Great****11.8%**

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

**Returns**

**Great****1.9%**

return rate — above 5% kills the launch gate

**Price range**

**Good****$4.00–$37.48**

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

**Review moat**

**Good****914.59**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****83%**

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

**Avg price**

**Okay****$9.69**

avg listing price — sweet spot $15–$100

**Growth**

**Okay****+2.0%**

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

**Competition**

**Bad****78%**

top-5 click share — a locked-up shelf

**Market size**

**Bad****$55K**

$55K/yr · 48K searches

## Trend