Two Nibs (Replaceable): Super Brush and Medium Broad; The Super Brush nib is ideal for shading and blending, while the Medium Broad nib provides large coverage and is great for creating designs and patterns
Ink is refillable with a separate ink refill product "Copic Ink" allowing you to save money and be friendly to the environment
Refillable markers and replaceable nibs, compatible with copic air brush system