---
title: "Trend — 21x28 frame - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/21x28-frame/trend"
last_updated: "2026-08-09T07:41:32.430Z"
locale: en
meta:
  description: "Niche score 43/100 · $67K/yr market · 38K searches/yr · $33.99 avg price. Doesn't clear our bar today. Data updated Aug 2026."
  "og:description": "Niche score 43/100 · $67K/yr market · 38K searches/yr · $33.99 avg price. Doesn't clear our bar today. Data updated Aug 2026."
  "og:title": "Trend — 21x28 frame - Flapen"
---

# **21x28 frame**

**Skip it**

A small market ($67K/yr) — this niche doesn't clear our bar today.

Market size 17Growth 24Conversion 60Competition 28Returns 60Price range 95Avg price 95Brand share 42Review moat 25Quality gap 60

**Avg price**

**Incredible****$33.99**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$25.93–$54.52**

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

**Conversion**

**Good****5.2%**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Returns**

**Good****2.6%**

return rate — above 5% kills the launch gate

**Brand share**

**Okay****80%**

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

**Competition**

**Okay****68%**

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

**Review moat**

**Bad****4,888.63**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-2.5%**

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

**Market size**

**Bad****$67K**

$67K/yr · 38K searches

## Trend