All Board Calendar Envelopes - A4/C4 - 324mm x 229mm - White - Box of 100

These All-Board mailers are manufactured in quality 450 micron / 350 gsm GD2 fully coated white lined chip board.

A heavy duty white board envelope, manufactured with hot melt glued seams and hot melt peel and seal flaps with easy lift silicon paper strips.

The All-Board mailers offer an excellent coated surface for printing, document security, superior protection and are tamper evident.