Copag 1546 Red Blue Poker SI Case (12 sets) 12 sets 1546 Red and Blue Poker Super index Plastic Playing Cards. Buy in bulk and save! Card companies made the Poker Size cards for the games that needed 7 cards or less in the hand. Poker sized cards are 2.5" X 3.5" (a ¼" wider than the bridge cards.) Most Casino Blackjack games use the Poker width cards. Great for Euchre, Stud Poker, Draw Poker, and many other games. They are great for Texas Hold'em, but for people with smaller hands they might be harder to handle.