Inside Verse: You're the best! Happy Birthday Card Size: 6.7x4.75 inches Includes: 1 card / 1 white envelope Paper Stock: Heavy Cardstock The interior of this Avanti Press birthday card design reads: You're the best! Happy Birthday. The card measures 6.7x4.75 inches and is printed on heavy cardstock. Includes 1 card and 1 envelope. From the America Collection line of cards. Champion - XI Olympiad, Berlin, Germany - August 3, 1936. Greeting card made in the USA.