Please Do Not Bend Hard Card Board Backed Manilla Envelopes Brown C4 Free & Fast Shipping !!! Premium quality manilla brown peel and seal envelopes, effortless and quick packaging. "BOARD BACK ENVELOPES" with "PLEASE DO NOT BEND" written on them to protect your parcel. Gives a professional and secure finish for your product. 120 GSM Kraft Paper (Front) With 600 GSM Back Board C4 - A4, 324MM X 229MM.
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