Board Backed Envelopes / Hard Back Envelopes
Strong Board Backed Envelopes in a Range of Sizes
Choose your preferred size of strong DEFENDA ENVELOPES from our range of C3 / A3 board backed envelopes, C4 / A4 board backed envelopes, C5 / A5 board backed envelopes, C5 / A5 PiP board backed envelopes (Royal Mail Small / Standard Letter qualifying), C6 / A6 Postcard size or C6 / A6 Classic sized board backed envelopes.
If you’re looking for the cheapest prices on quality board backed envelopes you can rely on DEFENDA Board Backed Envelopes to protect your items in the postal network. We strongly believe that many of the board backed envelopes on the market today simply do not deliver in terms of quality. Our quality envelopes are competitively priced without compromising the strength that our clients demand.
Showing all 17 results
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C6 / A6 CLASSIC Board Backed Envelopes (162mm x 114mm 6.37″ x 4.48″ appx)
Price range: £0.43 through £462.50 Select options This product has multiple variants. The options may be chosen on the product page -
C6 / A6 PiP Board Backed Envelopes (190mm x 140mm 7.48″ x 5.5″ appx)
Price range: £0.47 through £307.50 Select options This product has multiple variants. The options may be chosen on the product page -
C5 / A5 PiP Board Backed Envelopes (238mm x 163mm 9.37″ x 6.42″ appx)
Price range: £0.51 through £372.40 Select options This product has multiple variants. The options may be chosen on the product page -
C5 / A5 PLUS Board Backed Envelopes (241mm x 178mm 9.5″ x 7″ appx)
Price range: £0.58 through £478.75 Select options This product has multiple variants. The options may be chosen on the product page -
Photograph Size Board Backed Envelopes (267mm x 216mm 10.5″ x 8.5″ appx)
Price range: £16.99 through £329.00 Select options This product has multiple variants. The options may be chosen on the product page -
C4 / A4 Board Backed Envelopes (324mm x 229mm 12.75″ x 9″ appx)
Price range: £1.00 through £425.50 Select options This product has multiple variants. The options may be chosen on the product page -
C4 Tariff Beater Board Backed Envelopes (324mm x 229mm 12.75″ x 9″ appx)
Price range: £22.75 through £112.75 Select options This product has multiple variants. The options may be chosen on the product page -
C4 / A4 LIGHTWEIGHT Board Backed Envelopes (324mm x 229mm 12.75″ x 9″ appx)
Price range: £20.38 through £116.85 Select options This product has multiple variants. The options may be chosen on the product page -
C4 / A4 Board Backed Envelopes with STIFFENERS (324mm x 229mm 12.75″ x 9″ appx)
Price range: £19.25 through £179.50 Select options This product has multiple variants. The options may be chosen on the product page -
WHITE C4 / A4 Board Backed Envelopes (324mm x 229mm 12.75″ x 9″ appx)
Price range: £28.25 through £162.50 Select options This product has multiple variants. The options may be chosen on the product page -
WHITE C4 / A4 Board Backed Envelopes WITH WINDOWS (324mm x 229mm 12.75″ x 9″ appx)
Price range: £16.25 through £168.50 Select options This product has multiple variants. The options may be chosen on the product page -
Small Parcel Size Board Backed Envelopes 449mm x 349mm (17.6″ x 13.7″)
Price range: £34.50 through £318.40 Select options This product has multiple variants. The options may be chosen on the product page -
C3 / A3 Board Backed Envelopes With STIFFENERS (457mm x 324mm 18″ x 12.75″ appx)
Price range: £18.50 through £312.12 Select options This product has multiple variants. The options may be chosen on the product page -
C3 / A3 Board Backed Envelopes (457mm x 324mm 18″ x 12.75″ appx)
Price range: £10.25 through £446.21 Select options This product has multiple variants. The options may be chosen on the product page -
WHITE C3 / A3 Board Backed Envelopes (457mm x 324mm 18″ x 12.75″ appx)
Price range: £26.25 through £565.40 Select options This product has multiple variants. The options may be chosen on the product page -
394mm x 318mm (appx 15.5″ x 12.5″) Board Backed Envelopes
Price range: £21.75 through £241.00 Select options This product has multiple variants. The options may be chosen on the product page -
444mm x 368mm (appx 17.4x 14.4″) Board Backed Envelopes
Price range: £24.75 through £287.50 Select options This product has multiple variants. The options may be chosen on the product page
Showing all 17 results
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No delivery to PO boxes.
Shipping to Offshore/Highlands – click here
Need it faster? Timed delivery options
Outside the UK? See international shipping rates