---
title: "Trend — large letter postal boxes - Flapen"
canonical_url: "https://flapen.com/research/uk/stationery-office-supplies/large-letter-postal-boxes/trend"
last_updated: "2026-07-31T17:35:27.675Z"
locale: en
meta:
  description: "Niche score 42/100 · £42K/yr market · 97K searches/yr · £8.78 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 42/100 · £42K/yr market · 97K searches/yr · £8.78 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Trend — large letter postal boxes - Flapen"
---

# **large letter postal boxes**

**Skip it**

Prices mostly outside the sweet spot ($4.56–$14.95) — this niche doesn't clear our bar today.

Market size 11Growth 18Conversion 58Competition 54Returns 97Price range 0Avg price 24Brand share 45Review moat 69Quality gap 53

**Returns**

**Incredible****0.5%**

return rate — above 5% kills the launch gate

**Review moat**

**Good****755.48**

avg incumbent reviews — the moat a new listing must climb

**Conversion**

**Good****5.0%**

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

**Competition**

**Good****52%**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****78%**

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

**Avg price**

**Bad****£8.78**

avg listing price — sweet spot $15–$100

**Growth**

**Bad****-14.7%**

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

**Market size**

**Bad****£42K**

£42K/yr · 97K searches

**Price range**

**Bad****£4.56–£14.95**

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