---
title: "Reviews — oversized card sleeves - Flapen"
canonical_url: "https://flapen.com/research/us/toys-games/oversized-card-sleeves/reviews"
last_updated: "2026-08-08T15:15:44.822Z"
locale: en
meta:
  description: "Niche score 41/100 · $131K/yr market · 81K searches/yr · $12.13 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 41/100 · $131K/yr market · 81K searches/yr · $12.13 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — oversized card sleeves - Flapen"
---

# **oversized card sleeves**

**Skip it**

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 29Growth 17Conversion 96Competition 19Returns 95Price range 78Avg price 51Brand share 0Review moat 68Quality gap 19

**Conversion**

**Incredible****13.2%**

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

**Returns**

**Incredible****0.9%**

return rate — above 5% kills the launch gate

**Price range**

**Great****$5.35–$49.88**

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

**Review moat**

**Good****766.36**

avg incumbent reviews — the moat a new listing must climb

**Avg price**

**Good****$12.13**

avg listing price — sweet spot $15–$100

**Market size**

**Okay****$131K**

$131K/yr · 81K searches

**Competition**

**Bad****77%**

top-5 click share — a locked-up shelf

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-15.9%**

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

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

## Reviews