These Aviator jumbo index playing cards are great for teaching kids the basics of card games, as well as numbers and Letters. They're poker-sized cards, with large faces for easy reading, a slick finish, and a crisp feel. The Aviator brand of playing cards is well-known and trusted, and has been providing great playing cards to loyal card players for many years. These classic playing cards have been a favorite for home poker players for many years. These decks feature a jumbo index, with larger numbers.