The Cadair Idris range of envelopes is the premium range of secure, easy to close, peel & seal envelopes for communications that you don't want to have that 'commercial' feel, as with no opaque they will ensure that your letter really stands out. High-end brands use these a lot to promote their products. They're also ideal for invitations like weddings, birthdays and corporate events. 

Available in a range of matching sizes.