Create bold marks with these Sharpie chisel-tip black permanent markers. With a quick-drying and fade-resistant ink formula, these markers are ideal for personal, office and industrial use. An anti-rolling barrel helps keep them in place while labeling bags, camping gear and files. These Sharpie chisel-tip permanent markers have a dual-line width, allowing for strong, thick marks as well as thin, precise ones. Permanent ink formula is designed to last. Create clear black lines with these markers, which are well-suited for a variety of office tasks. Chisel tips create thick or thin lines. As these markers are non-toxic, they are extremely safe to use. Durable permanent marker for making bold, long-lasting lines on paper, plastic and metal. Use this marker for writing on posters, storage boxes, signs and anywhere information needs to be noticed. Exclusive anti-roll body design keeps marker in place. Ink is fade resistant, waterproof and smear proof ensuring reliable results. Certifications & Standards: ACMI AP Non-Toxic Certified; Conforms to ASTM D4236 Standards. AP certified non-toxic. Make thin and thick strokes with this 12-pack of Sharpie chisel-tip black permanent markers.