This 12" x 12" paper pad is part of the Birdhouse Collection from P13. This collection includes 12 double sided papers, you get two each of six designs. These papers are the same beautiful papers that are sold separately as singles from this collection. There are also two bonuses on the backsides of the covers. This paper is printed on 240 gsm FSC (Forest Stewardship Council) cardstock which is a medium-weight cardstock and perfect for cards, scrapbook pages, tags, journal and planner pages, die cutting, and other paper crafting projects. Note: FSC paper means it has been harvested and produced in a responsible manner. This paper is both acid and lignin free.