American Crafts-Cottage Living Alphabet Masks. Easily add letters to projects using convenient alphabet masks! Personalize scrapbook pages with fun phrases. This package contains five 11x5-1/2 inch sheets with 102 alphabet masks. 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.