The ink is acid-free

and most parts are refillable

dramatic shades

making it ideal for signing important documents or any writing that shouldn’t fade

and wrinkle-free adhesion every time

uni ball eye ultra micro rollerball pen 0 38 mm Painting on stones The ink is acid-freeUni Ball Eye Ultra Micro Rollerball Pen 0. 38 mm rollerball pen that makes handwriting bold and expressive. Its smooth flowing rollerball nib delivers a consistent line without skipping, while the fade resistant uni Super Ink ensures your writing stays clear and legible for a long time. The pen uses water based ink that is xylene free and made from 70% recycled plastic. An ink window lets you see how much ink is left. Available in three colors, its