Six card set: one each of six different designs A2 size 4.25x5.5 Inches folded and blank inside #110 100% recycled paper with kraft brown envelope Supporting sustainability: 100% recycled post-consumer waste cards and envelope; recycled kraft brown box. These six birds from the Backyard Birds collection dart in and out of the grasses, flowers, and ferns in our yard: chickadee, flicker, woodpecker, robin, hummingbird, and starling. Created for curious people and nature lovers, each card includes curious discoveries about science, history, creativity, or self-discovery on the back (see photos for card text). Matching stickers also available in my shop in singles or sheets.