WHITE PLEASE DO NOT BEND SELF SEAL HARD CARD BOARD BACKED ENVELOPES - C4, C5
It is our Top Priority. C4 / A4 - 324 x 229 mm. C5 / A5 - 229 x 162 mm. Strong Peel & Seal adhesive strip. Made from120 Micron Kraft Paper &600 gsm Board. We will surely provide a resolution of your issue.