iSOUL A5 C5 Board Backed Do Not Bend Envelopes — Pack of 50

iSOUL A5 Board Backed Do Not Bend Envelopes — Pack of 50

A generous pack of 50 A5 board-backed envelopes for anyone who regularly posts greeting cards, photographs, invitations or A5 documents and needs a reliable stock on hand. The rigid card back keeps contents flat from door to door, and the clear “Do Not Bend” notice on the front communicates careful handling to every postal worker who handles it.

Specifications

• Size: A5 / C5 — 229 × 162 mm
• Colour: Manila (classic brown)
• Closure: Peel & seal — no moisture or adhesive needed
• Printed: “Do Not Bend” pre-printed in the lower-left corner in red
• Quantity: 50 envelopes per pack

Features

• Hard board backing prevents bending throughout the postal journey
• Peel & seal strip for quick, clean and secure closure
• Fits an A5 document flat, or an A4 sheet folded once
• Qualifies as Royal Mail large letter format (subject to weight)
• Made from recycled materials; plastic-free packaging

Suitable for

Greeting cards, birthday cards, A5 certificates, 6″ × 4″ or A5 photographs, invitations, announcements, payslips and any flat item that must arrive uncreased.

Pack contents

50 × A5 C5 (229 × 162 mm) manila hard board-backed do not bend envelopes

Also available in A5: 125-pack

Need A4 instead? A4 20-pack  |  A4 or A5 multi-size 50-pack

FAQs

Will an A4 sheet fit in an A5 envelope?
Yes — fold the A4 sheet in half once and it fits neatly inside the A5 C5 (229 × 162 mm) envelope.

Does A5 qualify as Royal Mail large letter?
Yes — 229 × 162 mm is within the large letter dimensions, subject to your contents’ weight.

Need more than 50?
The 125-pack is better value per envelope for heavier regular use.