This will vary a bit depending on whether parents are issuing the invitation or whether the couple are doing so but in general this style is acceptable:
There are thousands of different types of wedding invitations available, from classic and traditional to modern and funky. The choices are wide and far reaching. Choosing that one invitation style that is perfect for the two of you can be a long and intimidating task. You know that you want a unique invitation that begins to tell the tale of the life you are creating as a couple, not an easy task, but it can be done! Finding a unique wedding invitation starts with a conversation.