**Feature** They are great for quick sketches， for writers， poets， or journalists. Very smooth writing with no feathering， this pen can also write with the nib upside down! Refills are also available. Includes one of each color: Black， Blue， Green， Pink， Purple， Red， Yellow 0.3mm nibs Size:1 They are great for quick sketches， for writers， poets， or journalists. Very smooth writing with no feathering， this pen can also write with the nib upside down! Refills are also available.