2121, Composite 40% Polyester/PVC, 16k Bits (2k Bytes) with 2 Application Areas, Programmed iCLASS only and Prox initialized, Front: Plain White with Gloss Finish, Back: Plain White with Gloss Finish and Magnetic Stripe, iCLASS Card Numbering: No External Card Numbering, No Slot Punch, Priced Per Card, Minimum Order Quantity: 100, Requires Format Number, Facility Code, and Card range for Programming