We want to make sure you get your dream invitations for this big milestone stress-free. As such, all prices for these 100th birthday invites include free proof service via email, free envelopes, and free Royal Mail delivery over £25. Add your details in the wording box on personalised invitations and we’ll set them on the card before emailing you a proof. If you have changes you’d like to make after viewing this proof, let us know; we’ll make the adjustments and send you a new proof. When you’ve approved your email proof, your cards will be dispatched within 1 working day.