UV radiation plastic card 1. Heidelberg Speedmaster 2. fast printing 3. perfect color 4. ISO9001:2000,SGS certificate Descriptionuv card is the card when you use sun or high linght ,it can give you a messge about the sunshineand it can change color especially into purple ,but it need high light, and the time it change is short! Specification1.PVC Laminated, CR80.2.Material: PVC, ABS, PS, PET, etc ...