Merrimen A3 Padded Envelopes, 20 Pack

Merrimen padded envelopes are listed in A3 size as a 20-pack of lightweight, self-seal mailing bags made from polypropylene. The peel-and-seal closure is intended for quick packing, but customer feedback is divided on padding and whether the envelopes fit A3 documents, so check the usable dimensions before ordering.

At a glance

Peel-and-seal closure is described as a strip-and-press design for packing.
The listing identifies the selected size as A3 and the pack as 20 envelopes.
The manufacturer says the bags can be written on with any pen and labels adhere easily.

Price

£16.99Save 19%

Reference price: ~~£20.99~~

Price checked: 13 Nov 2026

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Often bought together

Padded Envelopes A3 A4 A5 A6, Padded Bubble Envelopes Bags Postal Wrap Envelope

Pros and cons

Pros

Self-seal closure avoids needing a separate sealing method.
The listing describes the envelopes as lightweight and suitable for small items such as accessories, discs and letters.

Technical specifications

11 specifications

Identity
Brand	Merrimen
Listed size	A3
Pack quantity	20

Materials and protection
Material listed	Polypropylene (PP)
Style	Protective,Protection
Special feature	Lightweight

Closure and use
Closure	Self-Seal
Recommended uses	Small accessories, discs, invitations, cash, seeds, letters
Shape	Rectangular
Occasion	Everyday Use

Appearance
Colour listing	20pk Gold

What to know before buying

Listing details to confirm

The listing gives A3 as the selected size, but customers report that some envelopes are too small for A3 documents and A4 cards. It also describes padding as protective while customer reports range from good padding to none, so confirm dimensions and the padding construction for the selected option.

Who is it for?

A good fit for

People sending small accessories or correspondence who want a peel-and-seal mailer.
Buyers whose items fit the selected envelope dimensions and who prefer a lightweight polypropylene mailing bag.

Less suited to

Anyone needing a confirmed fit for A3 sheets or A4 cards without checking usable dimensions first.
Buyers who require consistently specified cushioning, since customer feedback on padding is mixed.

Merrimen A3 Padded Envelopes, 20 Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 2,713 ratings

5 stars74%74%
4 stars16%16%
3 stars6%6%
2 stars1%1%
1 star3%3%

Customer feedback highlights perceived value, sturdiness, protective performance and strong top adhesive. Size, fit and padding are less consistent: some customers find the size range useful, while others say the envelopes are too small for A3 documents or A4 cards, and reports on padding range from effective cushioning to none. For buyers sending small items, the reported adhesive and protection may be useful, but the A3 listing alone does not establish usable internal dimensions or consistent padding.

Positive themes

Customers describe the envelopes as good value, sturdy and protective.
Customers report strong adhesive on the top.

Negative themes

Some customers say the envelopes are too small for A3 documents or do not fit A4 cards properly.

Mixed feedback

Feedback differs on whether the padding provides substantial cushioning.
Customers differ on whether the available sizes suit their items.

Frequently asked questions

How many envelopes are listed?

The listing specifies 20 envelopes.

What size is this option?

The selected size is listed as A3, but customer feedback says some envelopes are too small for A3 documents. Check the usable dimensions against your contents.

How do they close?

The listed closure is self-seal. The manufacturer describes peeling away a protective strip and pressing the flap down.

Is the padding consistently described by customers?

No. Customer feedback includes both praise for the padding and reports of little or no padding, so buyers needing a particular level of cushioning should confirm the product details.