This specially marked Bicycle deck: Identify any card in the deck without seeing its face. Read the identifiers of the cards directly without having to mark the card yourself. Easy to Learn Marks! Uses Genuine Rider Back 808 Bicycle Cards! Hand out the deck without fear of detection. Instant location and direct reading of the marks! Two easy to learn routines provided! All the qualities of theUS Playing Card Company and easy to use marked deck brought together in the Easy Read Marked Deck.