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C4 Cardboard Envelopes

C4 Cardboard Envelopes are extremely popular with offices and eCommerce businesses alike, designed to keep A4 sized important documents and products flat and well protected during transit. Our range of C4 cardboard envelopes include classic board backed envelopes, as well as highly presentable all board envelopes, both styles deliver excellent protection for whatever you’re sending. With a peel and seal strip to give a secure seal and make packing easy as there’s no need for extra adhesives, these cardboard envelopes are a simple addition to your office or warehouse. Supplied in boxes for easy handling and storage.

Please note: C4 sizing is 229 x 324mm, designed to fit A4 sized items of 210 x 297mm.

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