**Feature** Pen Nib Size : F with 2 ink cartridge For Beginner's [Nib type] fine print [F] / stainless， [ink cartridge size] Φ6.5 × 49.5mm， [package size] 5.2cm × 16.3cm × 2.2cm， [Accessories] cartridge ink (black) two， [body weight] 10.6g， [body size] ?13.5 × 136mm