C3 board backed envelopes are large sized 115gsm heavy-duty manilla envelopes with hot melt glue on all seams, and finger lift silicon paper strips. Perfect for posting large documents by adding that extra protection of a 550gsm Grey Board Back. Printed on the front of these envelopes in red is 'Please do not bend'.
Size: 457 x 324 mmPlease note: These envelopes are not available as a sample.
The product images on the screen are representative, and the colour may differ from the actual product. If you wish to place an order, we recommend you request a physical sample.