With this set of six blackjack basic strategy cards, you’ll be prepared for any set of rules that you may find at the casino. Instead of a one-size-fits-all approach, this set includes cards optimized for each of the following rule variations: 1 Deck, Dealer Stands on All 17s1 Deck, Dealer Hits Soft 172 Decks, Dealer Stands on All 17s2 Decks, Dealer Hits Soft 174/6/8 Decks, Dealer Stands on All 17s4/6/8 Decks, Dealer Hits Soft 17 Different rules demand different strategies, and these cards supply the mathematically optimal play in every case. Each card also details the strategy for games that allow doubling after a split, as well as games that do not allow the player to double after split. Use these cards at the table, and feel confident that you are playing each hand to maximize your results. Each card is credit-card sized, and made of solid durable plastic.