Cards Size: Each cards measure 4" x 6". 20 Invitations Cards and 20 Envelopes per package. Great Quality: Our Cards are made of good quality and thick cardstock paper, unique design. Our well-designed invitation cards will impress your guests. Design with Heart: The front of the card has enough blank space to write, and the back of the card is blank for you to write your additional information. 4.Wonderful Feeling: When your guests receive a beautiful invitation card, they will be attracted by the design of the card, which will add fond memories to your party. 1.Cards Size: Each cards measure 4" x 6". 20 Invitations Cards and 20 Envelopes per package. 2.Great Quality: Our Cards are made of good quality and thick cardstock paper, unique design. Our well-designed invitation cards will impress your guests. 3.Design with Heart: The front of the card has enough blank space to write, and the back of the card is blank for you to write your additional information. 4.Wonderful Feeling: When your guests receive a beautiful invitation card, they will be attracted by the design of the card, which will add fond memories to your party.