Gig/ Concert Ticket Inspired Disco Ball Wedding Invitations Red & Pink - Design 3(If you require a different quantity to what we have listed on our website, please contact us to ask for a custom order) Concert Gig Ticket Inspired Disco Ball Wedding Invitations (Can also be adapted for birthdays, or other occasions!) The invitations are DL size (99 mm x 210 mm 3. 9 inches x 8. 2), and are printed on a lovely 350gsm uncoated card. They are perforated on one side, so your guests can tear off the RSVP section, and return them to you!