Higgins Calligraphy Inks are made for use in dip and fountain pens on paper, board and film substrates. They are free-flowing, professional grade inks. Available in black (waterproof) or sepia (non-waterproof). Higgins Eternal Ink is a professional grade permanent carbon writing ink used for office and reproduction work; it has also been long favored for penmanship and calligraphy work. May be used applied to paper, board and film substrates by brush, fountain pen or dip pen. Dye and pigment based, this ink is non-waterproof and dries quickly to a matte finish. Higgins Fountain Pen India Ink is ideal for sketching, lettering, calligraphy and italic writing; this deep black ink reproduces beautifully. Both pigment- and dye-based, it is a free-flowing, non-waterproof professional grade ink for use in dip pens, fountain pens, and brushwork.