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250 x C5 / A5 Size Strong Envelope Stiffeners

They are designed to provide maximum protection for those items that it is imperative do not get bent in the post. Not only do they provide rigidity that outperforms card envelopes & board backed envelopes, the corrugated design provides enhanced cushioning of the envelope contents. They can be used for normal paper envelopes or even with board backed envelopes

For use with most C5 PiP or C5+ Board Backed, Paper or Gusset Envelopes

Size: 228 x 155mm

Construction: 125T/125T E Flute Single Wall Stiffeners (corrugated for enhanced protection)

Weight: 14g appx

LARGER OR SMALLER QUANTITIES AVAILABLE