---
title: "Search terms — top fin filter cartridges - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/top-fin-filter-cartridges/search-terms"
last_updated: "2026-07-21T20:53:39.874Z"
locale: en
meta:
  description: "Niche score 44/100 · $226K/yr market · 226K searches/yr · $15.20 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 44/100 · $226K/yr market · 226K searches/yr · $15.20 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Search terms — top fin filter cartridges - Flapen"
---

# **top fin filter cartridges**

**Skip it**

Brand-locked demand (top 5 brands take 95% of clicks) — this niche doesn't clear our bar today.

Market size 43Growth 16Conversion 72Competition 66Returns 49Price range 71Avg price 76Brand share 12Review moat 35Quality gap 32

**Avg price**

**Great****$15.20**

avg listing price — sweet spot $15–$100

**Conversion**

**Good****6.6%**

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

**Price range**

**Good****$7.70–$32.94**

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

**Competition**

**Good****45%**

top-5 click share — leaders hold, buyers still browse

**Returns**

**Okay****3.2%**

return rate — above 6% kills the launch gate

**Market size**

**Okay****$226K**

$226K/yr · 226K searches

**Review moat**

**Okay****3,004.77**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-17.0%**

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

**Brand share**

**Bad****95%**

top-5 brand share — brand-locked demand