White PVC Cards with LoCo 3 Track cards feature a standard credit-card size in 30 mil thickness and come in an array of colors including fluorescent and metallic - great for card programs that want to be easily recognized. White PVC with Mag Stripe are made from the same durably PVC material. Perfect for membership and loyalty programs, gift card programs, identification, and much more. Low coercivity mag stripe cards are ideal good for short-term applications. LoCo cards are typically used for short-term applications including hotel room keys and season passes for theme parks, amusement parks, and water parks. Low coercivity (LoCo) magnetic stripe cards are generally brown in color and they are encoded at a low-intensity magnetic field (300 Oersted). LoCo 3 Track cards can be encoded on track 1, track 2 and track 3. Cards provided DO NOT come encoded. Buyer must encode data with buyer's specification with mag encoder. For printing use – you can use direct-to-card printers or reverse transfer printers, these cards will not print on inkjet printers.