Create eye-catching banners and posters for Prom, Homecoming, Spirit Week activities, athletic schedules and other important dates with Fluorescent Ink! Ink comes in a variety of bright colors that are sure to standout and grab attention. The easy-to-use Fluorescent Ink is vibrant, waterproof, sun-resistant, and quick drying. Ink comes in a 32 oz plastic bottle and can easily be poured into ink wells for smooth application. Note: All inks are considered permanent and should be used only on paper or cloth.