American Crafts-Jen Hadfield Simple Life Thickers Stickers: Alpha/Printed Chipboard. Add accents to your scrapbooks, cards and mixed media projects! This package contains two 11x5-1/2 inch sheets with 125 chipboard stickers total. Acid free. Archival quality. WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm- do not mouth or chew. Acid free. Archival quality. Imported.