DARICE-Core'dinations Cardstock: Vintage Collection Pack. Sand it, tear it, or antique it... these are only a few ideas of what you can do with this wonderful paper. Each sheet has a coordinating core color that can be revealed using any creative technique that removes outer layers. This package contains forty sheets of 6x6 inch double- sided cardstock with a canvas texture (four each of ten colors). Acid free. Imported.