Brand: Yongsheng Model: 3013 Length(Approx): 140mm; Weight: 25g; Diameter(Approx): 13mm Ink Adding: Vacuum Filling (Can not use converter) Nib: Fine Nib (Approx 0.5mm) Application Scene: Office/Business/Writing/Calligraphy/Gift Package Include: Fountain pen x 3 ; PS : Does not include ink