Kem 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 red deck and one blue deck. The cards come in a hard black plastic Kem box. One joker is present with each deck. The dimensions of the cards are 2-1/2 inches wide x 3-1/2 inches tall.(Poker Size) KEM cards can handle the wear and tear like no other brand of card in the industry. Kems 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.