Kem Plastic Playing Cards is a 60-year-old company specializing in one product—playing cards which are 100% cellulose acetate plastic. Kem plastic playing cards contain no vinyl, which is the raw material used by all other playing card manufacturers for their "plastic" playing cards.A set-up consists of one blue deck and one maroon deck with regular index set-up. The cards come in a hard black plastic Kem box. The dimensions of the cards are 2-1/4 inches wide x 3-1/2 inches tall.(Bridge Size)KEM cards can handle the wear and tear like no other brand of card in the industry. Kem’s high performance cards will last longer, shuffle better, and deal in such a manner that you will never want to play with anything else again.