The bold marker. Non-toxic. Bold marking, permanent ink provides high visibility. Marks on virtually any surface, including cardboard, metal and plastic. Quick drying; water and rub resistant. 1/5 inch (4.85 mm) durable chisel tip marks in a variety of line widths. Low odor, non-toxic. ACMI AP: Art & Creative Materials Institute Certified. Conforms to ASTM D 4236. Questions? 1-800-Go-Avery (1-800-462-8379). www.avery.com. Made in Mexico.