Cookies on the Royal Mail
Designed for C5 letters. Pack contains 100 First Class envelopes made from 100 gsm paper.
The postage is already on the envelope, so just add the address and you're all set.
When you post an item first-class to anywhere in the UK, we aim to deliver it the next working day, including Saturdays.
The pack contains 100 First Class envelopes made from 100gsm paper.