Permanent marker with two durable tips-wide chisel tip & fine bullet tip. Works on a wide range of materials, including paper, metal, plastic, glass, vinyl, porcelain, leather, & wood. Two tips provide options for making thin or thick marks of smear-proof oil-based permanent ink. Durable tips made of polyester fiber (chisel tip) & acrylic fiber (fine tip) stay fresh & firm even after heavy use. Great for marking on shipping labels, boxes, pallets, signs, & more. Anti-roll chisel tip cap prevents marker from rolling off work surface. Water resistant. 6 mm chisel tip & 2 mm fine tip. Marker Ink Type: Permanent; Marker Tip Type: Bullet / Chisel; Marker Tip Size (text): Fine / Broad; Marker Tip Size (numeric): 2 mm / 6 mm.