Individually wrapped 4.25" x 5.5" cards with white envelopes. Printed in the U.S.A. on premium, recycled uncoated cardstock. Cards are blank on the inside for your own message. Zodiac animal characteristics and years are featured on the back. The Chinese Zodiac animals are based on your birth year. Don't know your sign? Don't worry! Click here for a handy little Zodiac chart. 2015 is the Year of the Sheep.