Large Envelopes
a small market ($31K/yr) — Large Envelopes doesn't clear our bar today.
Flapen Score
Is Large Envelopes profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Large Envelopes is a £31K/yr Amazon United Kingdom market (26K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 39/100.
Large Envelopes: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Not really. Search demand moved +9.0% over the last 90 days and 16.7% of searches end in a purchase.
£31K
revenue / yr
Who owns the niche?
The top 5 brands hold 94% of demand, so 6% of the market is open.
6%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.
0/100
page quality · 15 products
Top Large Envelopes products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Blake Purely Everyday - White Envelopes C4 (324 x 229 mm) - Pack of 25 - Paper 90GSM - Self Seal C4 Envelopes in White - Sustainable PEFC Certified - Business & Office Stationery (12891/25 PR)
- Price
- £3.39
- Rating
- 4.6/5
- Reviews
- 2,928
- Age
- 13y ago
Evour A4/C4 Self Seal White Pocket Envelopes 229x324mm 100 GSM No Window for Home Office and Business Mailing Pack of 25
- Price
- £5.93
- Rating
- 4.6/5
- Reviews
- 1,616
- Age
- 5y ago
Blake Purely Everyday C4 324 x 229 mm 90gsm Self Seal Pocket Envelopes (FL2891) White - Pack of 250
- Price
- £12.95
- Rating
- 4.6/5
- Reviews
- 1,041
- Age
- 12y ago
Triplast 100 x C4 White Self Seal Security Envelopes (Size: 324x229mm) | Fully Opaque Self Sealing & Printer Safe Mailing Paper Envelopes | Ideal for Everyday Home Office & Commercial Use
- Price
- £8.92
- Rating
- 4.5/5
- Reviews
- 1,900
- Age
- 4y ago
C4 Manilla Pocket Peel & Seal Envelopes A4 Brown Mailing Envelopes for Documents Letters & Office Post Strong Self Seal Kraft Postal Wallets (10)
- Price
- £5.91
- Rating
- 4.6/5
- Reviews
- 11
- Age
- 2mo ago
Trending
90-day click momentumC4 Manilla Pocket Peel & Seal Envelopes A4 Brown Mailing Envelopes for Documents Letters & Office Post Strong Self Seal Kraft Postal Wallets (10)
- Price
- £5.91
- Rating
- 4.6/5
- Reviews
- 11
- Age
- 2mo ago
Blake Purely Everyday C5 229 x 162 mm 80 gsm Gummed Pocket Envelopes (13848/50 PR) Manilla - Pack of 50
- Price
- £2.44
- Rating
- 4.6/5
- Reviews
- 5,840
- Age
- 12y ago
Triplast 250 x C4 White Self Seal Security Envelopes (Size: 324x229mm) | Fully Opaque Self Sealing & Printer Safe Mailing Paper Envelopes | Ideal for Everyday Home Office & Commercial Use
- Price
- £16.82
- Rating
- 4.5/5
- Reviews
- 1,900
- Age
- 4y ago
Blake Purely Everyday - White Envelopes C4 (324 x 229 mm) - Pack of 25 - Paper 90GSM - Self Seal C4 Envelopes in White - Sustainable PEFC Certified - Business & Office Stationery (12891/25 PR)
- Price
- £3.39
- Rating
- 4.6/5
- Reviews
- 2,928
- Age
- 13y ago
Triplast 50 x C4 White Self Seal Security Envelopes (Size: 324x229mm) | Fully Opaque Self Sealing & Printer Safe Mailing Paper Envelopes | Ideal for Everyday Home Office & Commercial Use
- Price
- £5.81
- Rating
- 4.5/5
- Reviews
- 1,900
- Age
- 4y ago
Newest
by launch dateC4 Manilla Pocket Peel & Seal Envelopes A4 Brown Mailing Envelopes for Documents Letters & Office Post Strong Self Seal Kraft Postal Wallets (10)
- Price
- £5.91
- Rating
- 4.6/5
- Reviews
- 11
- Age
- 2mo ago
25 Packs A4 / C4 Self Seal Pocket Envelopes Kraft Peel and Seal Envelopes No Window Design Letter Envelope for Office Home School (Size: 324 x 229 mm)
- Price
- £7.75
- Rating
- 4.6/5
- Reviews
- 78
- Age
- 2y ago
Triplast 20 x C4 Manilla Self Seal Security Envelopes (Size: 324x229mm) | Fully Opaque Self Sealing & Printer Safe Mailing Paper Envelopes | Ideal for Everyday Home Office & Commercial Use
- Price
- £3.45
- Rating
- 4.5/5
- Reviews
- 386
- Age
- 4y ago
Triplast 100 x C4 White Self Seal Security Envelopes (Size: 324x229mm) | Fully Opaque Self Sealing & Printer Safe Mailing Paper Envelopes | Ideal for Everyday Home Office & Commercial Use
- Price
- £8.92
- Rating
- 4.5/5
- Reviews
- 1,900
- Age
- 4y ago
Triplast 50 x C4 White Self Seal Security Envelopes (Size: 324x229mm) | Fully Opaque Self Sealing & Printer Safe Mailing Paper Envelopes | Ideal for Everyday Home Office & Commercial Use
- Price
- £5.81
- Rating
- 4.5/5
- Reviews
- 1,900
- Age
- 4y ago
Competition: brands, sellers & click share
The top 5 products capture 70% of clicks — a locked-up shelf that new listings rarely crack.
Brands
8 falling
Sellers
34
Top-5 brand share
94%
Top 20: 100%
Top-5 click share
70%
Top 20: 100%
Open market
3%
- Blake52%
- Triplast18%
- evour14%
- Thymera7%
- iSOUL3%
- Q-Connect3%
- Open — no brand owns it (2 brands, 3%)
Large Envelopes demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Oct, Nov · busiest ÷ quietest = 1.6×
What reviews say buyers love and hate about Large Envelopes
What buyers mention most, as a share of all reviews.
What buyers love
92% of reviews“Good quality envelopes”
“Worth buying”
“Did the job”
“Good size”
“The kraft paper is thick and fairly sturdy, so they withstand repeated use”
What buyers complain about
88% of reviews“seal - rather the adhesive is exposed on both sides so not quite so convenient for storage etc”
“Very thin”
“Really poor quality”
“Envelopes used to be made of sturdier paper, but this product is pretty thin”
“Envelope smell awful like rotten fish”
Large Envelopes return rate & reasons
Why buyers send it back, as a share of all return requests.
0.3%
Return rate
63%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Large Envelopes questions
The questions sellers ask about this niche, answered from the tracked metrics.
Related niches
Same-category niches scoring near this one — the next ones worth researching.
Best Flapen score
The highest-scoring niches we track right now, across every category.
