These sturdy plates are made of a recyclable, heavyweight plastic. This product is Digitally Printed with 4-Color Process. White ink available at no additional cost.* Made and printed in the USA. *White ink will be used as CMYK base coat. For spot colors, it will need to be represented as a layer in the art file and listed on PO in order to print. American Digital printed items with exhibit linear banding. This is not considered a defect.