Molotow Exchange Tips Specialtech 1 mm 5-pack Smet The FriXion's defining feature is

The FriXion's defining feature is that it's a genuinely erasable gel pen: a thermo-sensitive ink formula that you can rub away cleanly with the friction tip built into the cap

and UV-resistant once dry

including black and white

The Uni Pin Fine Line Dark Grey gives a muted charcoal tone rather than flat black

released in 1999

Molotow Exchange Tips Specialtech 1 mm 5-pack Smet The FriXion's defining feature is5 pack of extra thin nibs for Molotow pens. 1 mm nib that resembles a fineliner pen nib, perfect for outlines and small details. Suitable for Molotow ONE4ALL, Molotow Permanent Paint markers, and other pens in Molotow's 100 series (127HS, 127HS EF, 111EM, and 120PP).