American Crafts-DIY Shop 3 Vellum: White Numbers. The ideal addition to paper crafts, mixed media, home decor and more! This package contains fifteen 12x12 inch vellum sheets with the same design on each. 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.