First Communion Blue Invitation and Thank You Cards with Envelopes Invite and thank your guests with the First Communion Blue Invitation and Thank You Card Set! Cards are blue and decorated with grain and grapes as well as a chalice with a blue cross Invitations say You're Invited! and thank you cards say Thank You! in blue script Sold 20 per pack (10 Invitations & 10 Thank You Notes with Envelopes)