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Envelopes

Envelopes shows low returns (0.2%), but pricing outside the sweet spot ($4.79 avg) keeps it on the watch list.

Flapen Score

51
Worth a look
Market size 65Growth 23Conversion 98Competition 43Returns 99Price range 13Avg price 13Brand share 40Review moat 49Quality gap 42
This niche Category average

Is Envelopes profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Envelopes is a £627K/yr Amazon United Kingdom market (757K searches/yr). The top 5 brands hold 81% of demand. Verdict: Worth a look — 51/100.

Envelopes: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -4.8% over the last 90 days and 17.3% of searches end in a purchase.

£627K

revenue / yr

Units sold / yr150K
Search volume / yr-4.8%757K
Conversion rate17.3%
Avg price£4.79

Who owns the niche?

The top 5 brands hold 81% of demand, so 19% of the market is open.

19%

open market share

Brands · sellers15 · 57
Top-5 product click share59%
Open market19%
Avg brand age38 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 23 products

Sponsored placement87%
New entrants (1y)3· 0 succeeded
Avg rating4.5★
Avg reviews1,572

Top Envelopes products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.

£0£31K£63K£94K£125K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

15 rising

Sellers

57

Top-5 brand share

81%

Top 20: 100%

Top-5 click share

59%

Top 20: 97%

Open market

15%

  • Postmaster29%
  • Blake18%
  • FIRST CHOICE KAYA17%
  • TRIPLE PRIO9%
  • Pop7%
  • Officely4%
  • Open — no brand owns it (9 brands, 15%)

Envelopes demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume757KCVR17.3%Products23Brands15Top 5 Brands81%OOS Rate0.0%Rating4.5★Reviews1,572Avg BSR#76
18K13KSpike '24Spike '25Black Friday '25Holiday '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top Envelopes search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • envelopes487K/yr
  • envelope49K/yr
  • envelopes peel and seal65K/yr
  • white envelopes38K/yr
  • dl envelopes28K/yr
  • envelopes letter size21K/yr
  • letter envelopes13K/yr
  • dl envelopes peel and seal11K/yr
  • white envelopes peel and seal11K/yr
  • envelope dl4K/yr

What reviews say buyers love and hate about Envelopes

What buyers mention most, as a share of all reviews.

What buyers love

90% of reviews
Quality-Overall29%

The envelopes feel good enough quality to me for a birthday or Christmas card

Value For Money22%

Good price

Advertised Vs Actual Product18%

Exactly as stated

Size-Overall8%

Good size

Adhesion/Stickiness4%

they stick well

What buyers complain about

75% of reviews
Adhesion/Stickiness21%

terrible adhesive

Quality-Overall19%

These envelopes are very poor quality

Thickness13%

not the thickest

Size-Overall5%

non-standard size

Paper Quality4%

that shows in the thickness of the paper so are a lower quality

Envelopes return rate & reasons

Why buyers send it back, as a share of all return requests.

0.2%

Return rate

81%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
73%
2Quality-Overall
6%
3Advertised Vs Actual Product
5%
4Thin
4%
5Adhesion/Stickiness
3%

Common Envelopes questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Envelopes 51/100 on Amazon United Kingdom — Worth a look. The niche generates £627K/yr across 23 tracked products. 0 of 3 products launched in the last 360 days are still selling. Search demand moved -4.8% over the last 90 days.
Search demand for Envelopes on Amazon United Kingdom is steady year-round — the busiest month runs 1.4× the quietest.