theory11 Bee Stinger Playing Cards (Red, 3.5 x 2.5-Inch) Printed on the finest Aristocrat playing card stock by theory11 Historically reserved only for the world's finest casinos, the Bee Stinger playing cards are now available in mint condition. Stinger borders were originally developed as a countermeasure against card cheating. Some of the best cards you'll ever handle Premium card stock.