Product Description The Le Pen Flex comes with a durable, flexible rubberized brush tip that is great for hand lettering, journals, planners and much more. Features: Flexible Rubberized Brush Tip. Smooth Sleek Barrel Design; Smear Resistant and Quick Drying Ink. Acid Free, Non Toxic. Colors: black, red, blue, green, brown, magenta, dark grey, burgundy, navy, oriental blue, teal, and amethyst