Avery Half-Fold Greeting Cards, Inkjet, 5.5 x 8.5, Matte White, Box of 30, Envelopes Included (8316) Now you can create store-bought quality cards. Ideal for party invitations, birthday cards, holiday cards, anniversary and wedding announcements, graduation and more. The high quality heavyweight card stock and special two-sided coating are designed to maximize the brilliant color. Microperfs and premium scoring allow for easy folding and a clean neat edge. Design in portrait or landscape orientation.