Use the 8.5" x 11" Pool Layering Papers by Hero Arts to create perfectly coordinated cards, layouts and other projects. The package includes 12 sheets of 80# cardstock (four each of three colors). Each paper is colored on one side and white on the other. This archival-quality paper is acid- and lignin-free, works with inkjet and laser printers, and coordinates with other products in the Hero Hues line.