---
title: "Reviews — spiderman card sleeves - Flapen"
canonical_url: "https://flapen.com/research/us/toys-games/spiderman-card-sleeves/reviews"
last_updated: "2026-08-08T16:01:51.817Z"
locale: en
meta:
  description: "Niche score 61/100 · $31K/yr market · 44K searches/yr. 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 · $31K/yr market · 44K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — spiderman card sleeves - Flapen"
---

# **spiderman card sleeves**

**Worth a look**

Shows low returns (0.4%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 8Growth 95Conversion 53Competition 80Returns 98Price range 79Avg price 79Brand share 37Review moat 63Quality gap 33

**Returns**

**Incredible****0.4%**

return rate — above 5% kills the launch gate

**Growth**

**Incredible****+128.4%**

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

**Competition**

**Great****35%**

top-5 click share — an open shelf

**Avg price**

**Great****$16.40**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$8.63–$39.91**

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

**Review moat**

**Good****966.98**

avg incumbent reviews — the moat a new listing must climb

**Conversion**

**Good****4.3%**

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

**Brand share**

**Okay****83%**

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

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Market size**

**Bad****$31K**

$31K/yr · 44K searches

**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** Out of Stock**](https://flapen.com/research/niches?market=us&signal=out_of_stock "OOS rate > 10%")

## Reviews