For Use with Dye Sublimation Printers, Material: 60% PVC / 40% Polyester, Thickness: 30 mil, Strong, Flexible, and Durable, Use for Lamination or Retransfer Prints, Glossy Front and Back This 500-card pack of CR-80 CR-80 UltraCard Premium Composite Cards from Fargo features ...For Use with Dye Sublimation Printers, Material: 60% PVC / 40% Polyester, Thickness: 30 mil, Strong, Flexible, and Durable, Use for Lamination or Retransfer Prints, Glossy Front and Back This 500-card pack of CR-80 CR-80 UltraCard Premium Composite Cards from Fargo features composite PVC cards with a high-coercity magnetic stripe for encoding. These cards also have a 30 mil thickness and a standard CR-80 size for use with dye sublimation printers. The composite 60% PVC and 40% polyester construction allow it to withstand processes like lamination or retransfer printing better than standard PVC cards.
Also they feature a glossy white surface on the front and back.