25+ Wedding Invitation Sizes. To make sure your invitations are both beautiful and practical, here’s everything you need to know about wedding invitation sizes, rsvp cards, detail cards, envelopes, and even. Find the right size with our guide and the best designs with our template collection.
Our guide to the different wedding invitation size and shape options, plus what envelope sizes and postage you’ll need for each! To make sure your invitations are both beautiful and practical, here’s everything you need to know about wedding invitation sizes, rsvp cards, detail cards, envelopes, and even. There are a series of standard sizes.