---
title: "Trend — filter sock - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/filter-sock/trend"
last_updated: "2026-07-21T21:43:22.763Z"
locale: en
meta:
  description: "Niche score 62/100 · $156K/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 62/100 · $156K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — filter sock - Flapen"
---

# **filter sock**

**Worth a look**

Shows low returns (0.5%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 33Growth 43Conversion 85Competition 65Returns 97Price range 76Avg price 89Brand share 75Review moat 55Quality gap 43

**Returns**

**Incredible****0.5%**

return rate — above 6% kills the launch gate

**Avg price**

**Great****$20.55**

avg listing price — sweet spot $15–$100

**Conversion**

**Great****9.4%**

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

**Price range**

**Great****$4.79–$47.71**

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

**Brand share**

**Good****60%**

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

**Competition**

**Good****46%**

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

**Review moat**

**Good****1,311.92**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Okay****+14.7%**

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

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Market size**

**Okay****$156K**

$156K/yr · 81K searches