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C6 / A6 PiP Board Backed Envelopes (190mm x 140mm 7.48" x 5.5" appx)

  • Product Code: BBENV-C6-BR#
  • £0.00

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Defenda C6 Board Backed Envelopes

We only produce strong heavy duty high quality C6 / A6 board backed envelopes for your A6 paper size mailings. These board back envelopes are an oversized C6 which are designed with quality board & paper to maximise protection of their contents. This particular strong board back envelope is regularly used for postcards & extremely popular with postcard collectors & online traders.

When you compare the rigidity of our board backed envelopes to others on the market, you will appreciate the additional protection our enhanced board affords your important & often very valuable mailings.


Oversized C6 / A6 Board Backed Envelopes or Card Back Envelopes
Type: PiP Postcard Size C6 / A6 Board Backed Envelopes
(These strong envelopes qualify as standard letters under Royal Mail size based pricing or PiP Pricing in Proportion).

Dimensions: 190mm x 140mm (7.5" x 5.5" appx)
Paper: 120gsm
Board: 600 gsm (enhanced)
Alternative type descriptions: C6 / A6 Card Backed Envelopes, C6 / A6 Hard Backed Envelopes, C6 / A6 Card Back Envelopes, C6 / A6 Hard Back Envelopes, C6 / A6 Board Back Envelopes.

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Shipping Rates & Upgrades

so no nasty surprises at checkout.

With the vast majority of items listed on this site being supplied without an additional charge for postage on orders over £30 NET .

The only time you may have additional charges is when you’re buying bulk quantities, very large items or you’re located offshore or in certain parts of the Scottish Highlands.

Please note that we cannot deliver to PO boxes.

Please check here for Offshore and Scottish Highlands shipping upgrades

If you require a faster delivery, click here for timed shipping upgrades

If you are ordering outside of the UK, please click here to see our international rates