SKILCRAFT® - NSN6578559 Eco-bottle highlighter with yellow fluorescent ink is made from 100 percent recycled plastic water bottles to minimize its environmental impact and offer a sustainable writing utensil. Versatile chisel tip creates either fine or medium lines to highlight or underline important sections and words. Transparent ink barrel lets you quickly monitor your current ink supply to prevent unexpected depletion. Highlighter is perfect for business professionals, students, teachers and more.