Won't skip, smear or clog. Writes clear, bold, sharp lines effortlessly. Clear, transparent plastic barrel shows ink level. Plastic clip/cap keeps it pocket-handy. Key Benefits: * Quality ink, quick drying and smooth writing * Tungsten carbide ball, perfect sphere and very resistant * Medium point: 1.0mm, line width 0.4mm * Hexagonal barrel for comfortable handling * Clear barrel for visible ink supply * Cap and plug color matches ink color * Ventilated cap compliant with ISO 11540 / BS 7272-1 standard Environmental benefits * Long lasting product: up to 2 kilometers writing length * Light: designed and manufactured with just the right amount of raw materials * PVC free product 1 Dozen Blue Pens