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B4 / C4+ Manilla Board Backed PLEASE DO NOT BEND Printed Envelopes 352MM x 249MM


Board Backed (Hard Back) envelopes; printed with Please Do Not Bend on front. Ideal for mailing your documents, papers, certificates, brochures and other small compact items.

Specification includes:

  • Dimensions: 352mm x 249mm (B4 / C4+)
  • Colour: Brown (Manilla)
  • Window: no
  • Design: Please Do Not Bend printed on front
SKU: B4 / C4+ Board Backed Envelopes Brown Category:


Manilla Board Backed Envelopes

Ideal for use in the office or home; board backed envelopes (also known as hard back envelopes), are a common product used to mail and protect important contents country-wide.

Traditionally used for sending documents, certificates and paperwork, this product allows for small and flat objects to be posted; these include, papers, documents, letters, cards, brochures etc.

These strong and high-quality envelopes made from 125gsm manilla paper and a 600gsm card back, feature a peal and seal closure strip and a Please Do Not Bend print on front provide full protection and zero visibility of the contents of the envelopes.

The rigid and robust design offers additional protection from bending and folding which standard envelopes would not.

Regular uses include:

  • Letterheads
  • Postcards
  • Flyers
  • A3 print or A2 folded in two equal parts.
  • Sending personalised cards
  • Brochures
  • Documents
  • Storing and mailing small flat objects

Please note: The colour of the product may vary slightly based on the resolution of your screen, in addition the colour of the product may also vary based on the % of recycled paper used. Not waterproof.

Available in brown and white as well as other sizes and designs, you can check out all of our envelopes by clicking on the following link click here.

If you are looking for all our other types of packaging or office products click here to visit our shop.

If you are looking to place a bulk order, feel free to drop us an email at or by contacting us by clicking here.

Additional information

Additional information

Number of Envelopes

25 Envelopes, 50 Envelopes, 100 Envelopes, 125 Envelopes, 150 Envelopes, 250 Envelopes, 500 Envelopes, 750 Envelopes, 1,000 Envelopes, 2,000 Envelopes, 5,000 Envelopes

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Shipping & Delivery
We offer free shipping on all orders over £10. Orders under £10 will be subject to a shipping fee. Orders going to the following destinations will be subject to an additional postage fee of £5.99 to the following locations: Scotland Highlands; Islands, Channel Islands, Northern Ireland, BFPO Isle of Man.. We offer a Next Day shipping service at the cost of £5.99 per parcel. Next Day service offers an expediated delivery service which usually takes 24 hours to arrive. However, please note that if their unexpected delays delivery will be made with 48 hours. Orders placed on a Friday via a next day service will be delivered the following business working day (excluding bank holidays and weekends). Orders placed over the weekend and/or bank holidays via a next day service will be posted out the next available business day. All orders placed before 2pm, are posted the same day or within 24 hours at the latest. Please note that we are unable to modify a delivery address once the order has been placed. Please ensure that the delivery address is clear and easy to read and understand. Unfortunately, we no longer post orders to P.O Boxes as most orders do not fit the P.O Box dimensions. If you place an order with a P.O delivery address we will contact you to get an alternative delivery address. Due to the current global conflicts and unstable shipping fees, we do not offer international shipping. Tracking your Order::: All orders are posted via a tracked service. If you require a tracking number, please contact us with your order number and we will be more than happy to provide this for you.