- 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
