A highlighter for the 21st century! designed to look different, the highlighter has a unique patented construction which allows it to have a large ink supply with a visual ink system. Larger liquid ink reservoir than traditional highlighters. Uniform ink application right down to the last drop, with no fading. Multi-award-winning design. Ink level indicator for constant control. Available in 6 fluorescent colours and 2 line-widths. Water-based ink for paper, copy or fax. Long cap-off time.