Features: Material:Excellent high-grade material, the ink slosh around in the transparent barrel.Makes this pen crystal clear, very beautiful. Nib:Extra Fine 0.38 mm/ Fine Nib 0.5 mm nib bring you a perfect writing experience, very smooth. Great for writing in different occasions. Piston system:Fit any your favorite color bottled ink. huge Ink capacity is enough for long periods of using, saving you valuable time. Applicable Scene:Elegant and attractive design fountain pen, a great gift for friends and families. Perfect for both work and study, compatible for businessman, students and other daily writing. Best gift for your friends,family and lover. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Specification: Material:Plastic Nib: Extra Fine Nib 0.38 mm / Fine Nib 0.5 mm Length:141.5mm Pen diameter: 12mm Pen Cap diameter: 13mm Package List: 1x Penno ink included 1x Box