Sanford-Sharpie Chisel Tip Permanent Marker: Blue. Features a unique anti-roll barrel designed wide-edged tip for both thick and thin marking lines. The durable tip and ergonomic pen-like shape provides comfortable, versatile use. Marker has a pocket clip, chisel tip and quick-drying, alcohol-based ink formula. This package contains one 5-1/2x1 inch chisel tip permanent marker. Conforms to ASTM D 4236. Imported.