---
title: "Products — marking knife - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/marking-knife/products"
last_updated: "2026-08-09T01:52:19.038Z"
locale: en
meta:
  description: "Niche score 56/100 · $174K/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 56/100 · $174K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Products — marking knife - Flapen"
---

# **marking knife**

**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 36Growth 17Conversion 70Competition 61Returns 97Price range 71Avg price 90Brand share 64Review moat 77Quality gap 37

**Returns**

**Incredible****0.5%**

return rate — above 5% kills the launch gate

**Avg price**

**Great****$20.97**

avg listing price — sweet spot $15–$100

**Review moat**

**Great****461.19**

avg incumbent reviews — the moat a new listing must climb

**Price range**

**Good****$5.46–$38.20**

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

**Conversion**

**Good****6.3%**

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

**Brand share**

**Good****67%**

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

**Competition**

**Good****49%**

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

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Market size**

**Okay****$174K**

$174K/yr · 131K searches

**Growth**

**Bad****-15.1%**

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

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")

## Products