Our affordable C6 self seal envelopes are a quick and simple way to send postcards, invitations, official documents and more, helping to save you both time and money in the long run.
Built from 90GSM paper, these versatile envelopes are suitable for sending a wide range of correspondence, from official documents to wedding invites, and are ideal for both individuals and large corporations alike. Their convenient self seal strip helps to save both time and effort when sending out mass mail campaigns, not only giving an inimitably professional finish, but also making them a quick and easy packaging solution to suit most businesses.
These envelopes can easily be written or typed on, and fit within the Royal Mail’s official Small Letter guidelines for both length and width. Whether you’re sending out event invitations, family correspondence or even direct marketing campaigns, choose C6 self seal envelopes for consistent convenience and a professional finish.
