---
title: "Trend — baseball card sleeves - Flapen"
canonical_url: "https://flapen.com/research/us/toys-games/baseball-card-sleeves/trend"
last_updated: "2026-08-08T13:44:46.453Z"
locale: en
meta:
  description: "Niche score 63/100 · $1.2M/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 63/100 · $1.2M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — baseball card sleeves - Flapen"
---

# **baseball card sleeves**

**Worth a look**

Shows low returns (0.7%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 80Growth 23Conversion 92Competition 79Returns 97Price range 60Avg price 50Brand share 85Review moat 25Quality gap 20

**Returns**

**Incredible****0.7%**

return rate — above 5% kills the launch gate

**Conversion**

**Great****11.3%**

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

**Brand share**

**Great****50%**

top-5 brand share — no brand owns this niche

**Market size**

**Great****$1.2M**

$1.2M/yr · 845K searches

**Competition**

**Great****36%**

top-5 click share — an open shelf

**Price range**

**Good****$4.03–$31.22**

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

**Avg price**

**Good****$12.03**

avg listing price — sweet spot $15–$100

**Review moat**

**Bad****4,702.45**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-4.7%**

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

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

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

## Trend