So you’re fond of receiving invitations or season’s greetings in the mail Return the favor with a message of your own with these printable Greeting Cards. To get started, check out the wide selection of free designs and templates on Avery Design & Print or use your favorite digital photos for a personal touch. Design in portrait or landscape orientation and feed heavyweight card stock through your printer and watch as the high-resolution color makes images come to life. Cards are scored for easy folding and come with matching envelopes. Few things say “thinking of you” quite like a custom-made card. 8 1/2" x 11" sheets for inkjet printers. Half-Fold. Paper Colors: Matte White Card Height: 5.5" Card Width: 8.5" Cards Per Sheet: 1.