ARPAN A5 Manilla Board-Backed Envelopes, 229 x 162 mm, Pack of 100

ARPAN A5 Manilla board-backed envelopes combine a rigid cardboard backing with a peel-and-seal strip for mailing flat documents, photos and cards. The listed pack contains 100 envelopes, with a printed “Do Not Bend” message.

At a glance

Rigid cardboard backing is intended to help keep flat contents from bending during post.
Peel-and-seal closure avoids the need for separate moisture or gum.
Printed “Please Do Not Bend” message and brown Manilla paper exterior.
The listing describes use for documents, photographs, cards and prints.

Price

£17.84Save 15%

Reference price: ~~£20.99~~

Price checked: 12 Nov 2026

View offer

Often bought together

Arpan 162 x 114 mm A6 C6 Manilla Hard Board Backed Envelopes Do Not Bend (Pack of 250)

£25.49

Arpan 324mm x 229mm A4 C4 Manilla Hard Board Backed Envelopes Do Not Bend (Pack of 20)

£8.92

Pros and cons

Pros

Board backing and a Do Not Bend marking suit flat items that need support in the post.
Self-seal strip makes closing each envelope a straightforward peel-and-press process.
A 100-envelope pack supports repeat mailing or office storage needs.

Technical specifications

10 specifications

Identity
Brand	ARPAN

Materials and protection
Material listed	Hard cardboard board backing, Manilla paper exterior, Self-adhesive sealing strip material
Printed message	Printed: Please Do Not Bend
Listed protection features	Crush-resistant design, Do Not Bend rigid protection, Flat postal protection for safe shipping, Self-seal / peel & seal closure, Strong reinforced hard board backing

Size and pack
Envelope size	Size: 162mm x 229mm ( A5/ C5 )
Pack size	Pack of 100
Colour	Brown
Shape	Rectangular

Closure
Closure type	Self-Seal
Adhesive strip width	Self Seal Adhesive Strip 10mm Wide

What to know before buying

Customer feedback reports mixed opinions about the size, including comments that the envelopes feel slightly narrow. Confirm the stated 162mm x 229mm format suits the contents before ordering. The reported mixed views on flexibility include appreciation that the front does not bend.

Who is it for?

A good fit for

Sending photographs, greeting cards, prints or documents that benefit from rigid backing.
Small businesses or offices that regularly post flat items.
Organising or storing documents in a board-backed envelope.

Less suited to

Items that need padded cushioning, waterproofing or protection from impact, which the listing does not establish.
Contents too large or thick for the stated 162mm x 229mm envelope size.

ARPAN A5 Manilla Board-Backed Envelopes, 229 x 162 mm, Pack of 100 · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.8 / 5 · 1,593 ratings

5 stars87%87%
4 stars8%8%
3 stars3%3%
2 stars1%1%
1 star1%1%

Customer feedback highlights perceived quality, versatility, functionality and a seal that sticks well. The supplied summary also reports mixed impressions of the size and flexibility, including comments that the envelopes feel narrow and that the front resists bending. For buyers mailing flat cards, photos or documents, those views make checking the stated envelope dimensions especially relevant. Aggregate ratings are strongly weighted towards five-star ratings, but they do not explain individual experiences.

Positive themes

Customers praise perceived quality, versatility and the adhesive seal.

Mixed feedback

Feedback on size and flexibility is mixed, with some comments describing the envelopes as slightly narrow and others appreciating that the front does not bend.