Christmas cards are greeting cards exchanged during the holiday season, typically featuring festive designs and messages. They are often sent to family, friends, and colleagues to convey good wishes and holiday cheer. Many cards include images of Christmas trees, snowflakes, or Santa Claus, and some may even have religious themes. People usually write personal messages inside the cards, expressing their thoughts and feelings for the recipient. Sending Christmas cards has become a cherished tradition in many cultures, helping to strengthen connections and spread joy during the Christmas season.