ATC cards & collage ATCs made easy with Leisure Arts Artist Trading Card Collection Love. Create art with Leisure Arts ephemera papers using these Love & Valentine themed ephemera packed art papers. They're exactly the right 2 1/2" x 3 1/2" size. Just trim, mix, match and produce the ideal little work of art for Artist Trading Cards or for any papercrafts project. Pack features cupids, pink and red hearts and filled with Valentine and love images. Perfect for ATCs, Valentine cards for your sweetheart, collage pieces, and more. A total of 40 pages, 2 pages of each image. Acid and lignin free. Photo safe.