Our Coaster Cork is a fine grain cork in 1/8" thickness only. Digital printed with 4 Color Process. Available 1 side only. White ink at no additional charge.** We have 170+ stock shapes available. We also can do custom shapes. Digitally die cut at no additional fee. Biodegradable and made from renewable resources. Cork is a product of Portugal. Printed in the USA. Premium Background Images: Choose from our premium background images and apply them to any of the above coasters to create a perceived higher value at no additional cost. Browse our library of images and select the background that best complements your brand. **White ink will be used as CMYK base coat on wood items. For spot colors, it will need to be represented as a layer in the art file and listed on PO in order to print