Rainbow Boy Baby Shower invitations (includes envelopes). Printed on 120# weight cardstock and measure 5.5x4.25 inches. These invitations have a smooth, matte finish so you can use any pen with plenty of lines to write in your wording. Flat, non-folding and are professionally printed. I ensure the quality of each card - yes - I actually examine EACH invitation that is printed! Blank on the back. Colors are vibrant and NOT faded! These affordable invitations also include envelopes for mailing.