Our range of rigid cardboard envelopes are available in all popular sizes for mailing small or large items. Board envelopes are perfect for adding extra protection in transit. We stock all sizes including C3, C4, C5, C6, DL & square at wholesale prices with fast delivery in the UK.
Manilla Board Backed envelopes are 115gsm heavy-duty envelopes with hot melt glue on all seams, and finger lift silicon paper strips. Perfect for posting by adding that extra protection of a 550gsm Grey Board Back. These have 'Please do not bend' printed in red on the front of the envelope.
All-Board envelopes are 350gsm/500mic heavy-duty white cardboard envelopes with hot melt glue on all seams, and finger lift silicon paper strips.