Get party guests to bite with these Fangtastic Halloween Invitations! Fangtastic Halloween Invitations Value Pack features a gothic vampire fangs motif with spaces on back to fill in the pertinent party details. This bloody good value package includes 20 postcard Halloween party invitations (with envelopes) each 6 1/4in x 4 7/8in plus 20 matching envelope seals and 20 save the date stickers.