BEST DEALS THIS WEEK

10 Best A4 Rigid Envelopes - May 2026

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Last Updated: 05-05-2026

1

Double Dragon 20-Pack A4 C4 Manilla Hard Board Backed Envelopes | 324mm x 229mm | 'Please Do Not Bend' Printed | Padded & Tamper-Proof | Self-Seal Closure

Double Dragon 20-Pack A4 C4 Manilla Hard Board Backed Envelopes | 324mm x 229mm | 'Please Do Not Bend' Printed | Padded & Tamper-Proof | Self-Seal Closure

Double Dragon

9.8

9.8

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2

20Pcs A4 Envelopes Self-Seal iSOUL 324mm x 229mm A4 C4 Manilla Hard Board Backed Envelopes Do Not Bend Envelope

20Pcs A4 Envelopes Self-Seal iSOUL 324mm x 229mm A4 C4 Manilla Hard Board Backed Envelopes Do Not Bend Envelope

iSOUL

9.6

9.6

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3

AKAR A4/C4-234x334mm -[ Pack of 50 ] Strong Rigid Cardboard Envelopes/Cardboard C4 Envelope, Heavy Duty 400gsm,Corrugated Capacity Book Mailers,Peel & Seal, Rip & Strip Open Capacity A4 Book Mailler

AKAR A4/C4-234x334mm -[ Pack of 50 ] Strong Rigid Cardboard Envelopes/Cardboard C4 Envelope, Heavy Duty 400gsm,Corrugated Capacity Book Mailers,Peel & Seal, Rip & Strip Open Capacity A4 Book Mailler

AKAR

9.5

9.5

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4

Triplast 10 x A4 C4 Manilla Hard Board Back Envelopes (324x229mm) - Cardboard Backed Mailers with Peel & Seal Strip - Rigid Do Not Bend Envelopes for Mailing Posting Shipping & Storing Documents

Triplast 10 x A4 C4 Manilla Hard Board Back Envelopes (324x229mm) - Cardboard Backed Mailers with Peel & Seal Strip - Rigid Do Not Bend Envelopes for Mailing Posting Shipping & Storing Documents

Triplast

9.2

9.2

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5

Triplast A4 Size 334x234mm Strong Rigid Cardboard Envelopes Postal Mailers (Pack of 25)

Triplast A4 Size 334x234mm Strong Rigid Cardboard Envelopes Postal Mailers (Pack of 25)

Triplast

9.1

9.1

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6

100Pcs A4 Envelopes Pukka Pads 324mm x 229mm A4 C4 Manilla Hard Board Backed Envelopes Do Not Bend Envelope

100Pcs A4 Envelopes Pukka Pads 324mm x 229mm A4 C4 Manilla Hard Board Backed Envelopes Do Not Bend Envelope

DLM Direct

8.8

8.8

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7

Triplast 100 x A4 C4 Manilla Hard Board Back Envelopes (324x229mm) - Cardboard Backed Mailers with Peel & Seal Strip - Rigid Do Not Bend Envelopes for Mailing Posting Shipping & Storing Documents

Triplast 100 x A4 C4 Manilla Hard Board Back Envelopes (324x229mm) - Cardboard Backed Mailers with Peel & Seal Strip - Rigid Do Not Bend Envelopes for Mailing Posting Shipping & Storing Documents

Triplast

8.6

8.6

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8

Triplast A4 Size 334x234mm Strong Rigid Cardboard Envelopes Postal Mailers (Pack of 10)

Triplast A4 Size 334x234mm Strong Rigid Cardboard Envelopes Postal Mailers (Pack of 10)

Triplast

8.4

8.4

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9

125Pcs A4 Envelopes iSOUL 324mm x 229mm A4 C4 Manilla Hard Board Backed Envelopes Do Not Bend Envelope

125Pcs A4 Envelopes iSOUL 324mm x 229mm A4 C4 Manilla Hard Board Backed Envelopes Do Not Bend Envelope

iSOUL

8.2

8.2

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10

LDXDRU 50 Pack A4 Envelopes, 323 x 229mm White A4 Envelope Peel and Seal, 250gsm Large Envelopes Cardboard Envelope for Home Office and Business Mailing

LDXDRU 50 Pack A4 Envelopes, 323 x 229mm White A4 Envelope Peel and Seal, 250gsm Large Envelopes Cardboard Envelope for Home Office and Business Mailing

LDXDRU

8.1

8.1

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