C5 Yellow 225gsm Peel & Seal Envelopes. These size C5 envelopes are designed to fit A5 papers/cards or A4 folded in half. Envelope dimensions are 162mm x 229mm. Opening is on the short edge of the envelope (pocket style) and is a peel and seal closure.
These envelopes are made from 225gsm paper which is a very luxurious thickness!