50 PiP C4 A4 PiP BOARD BACK ENVELOPES HARD CARD BACKED Large Letter Post Mailers

50 x A4 C4 SUPERB QUALITY DEFENDA HEAVY DUTY BOARD BACKED ENVELOPES. Unlike many flimsy board backed envelopes on the market, our range of envelopes are the perfect combination of strength & weight. This Product Like All Of Our Board Backed Envelopes Is Manufactured Using Recycled & Recyclable Materials.

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