Sharpie® Pro Permanent Marker, Broad Chisel Tip, Black, Dozen (SAN2018326A) 1 DozenSharpie Pro Permanent Marker Marks on almost anything, including wet and oily surfaces, stone, wood, foil, plastic and more. Durable tip and metal barrel stand up to heavy use. Fade and water resistant. Marker Ink Type: Permanent Global Product Type: Industrial Markers Marker Tip Type: Chisel Marker Tip Size (text): Broad Marker Color(s): Black Color Family: Black Marker Grade: General Use Marker Series: Pro Product Biodegradability Indicator: N