Features: brand new and high quality PISTON DESIGN BRUSH PEN. This piston-filled fountain pen is made of high-quality plastic material, lightweight and durable. for Ideal for student, children, adult and beginners practicing wirting. Transparent barrel design makes it easier for you to see how much ink is remaining. PREMIUM FOUNTAIN-PEN-LIKE CALLIGRAPHY PEN. The brush tip adopts nice synthetic fiber which can distribute ink evenly. The nylon hair is soft, flexible, and easy to wash. No matter beginners or professionals, both can easily write fine to large broad line with it. WIDE USE METHODS. for Ideal for calligraphy practicing, lanscape painting, detail lining, signature, writing letters, wirting Chinese-characters, Greeting cards, Thanks cards, etc. DETACHABLE INK TUBE, EASY TO REFILL. Features sturdy metal pen clip and removable ink sac, this piston-filled calligraphy pen is easily refilled by twisting the knob to extend the piston, submerging the nib in ink, then screwing the knob tight to retract the piston, drawing ink into the pen straight from ink bottle. No need for cartridges or a converter EXCELLENT BIRTHDAY GIFT. Wonderful gift for student, women, men, beginner, writer, pro painter, artist and anyone who likes ink painting and chinese calligraphy. Specifications: Material: Plastic+Nylon Hair Type-1: Refillable Calligraphy Pen Type-2: Black Ink (30g) Color: for Aurora Red; for Aurora Gold; for Aurora Silver; for Aurora Blue; for Aurora Gray; for Aurora Pink; Blue; White; Green; Red; Yellow; Black; Morandi Pink; Morandi Blue; Morandi Green; Macaron Green; Macaron Blue; Macaron Pink; Pen Shaft Length: Approx. 14cm/5.51in Weight: Approx. 18g Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 2 Packages Optional includes: Package 1 1 Piece Refillable Calligraphy Pen Package 2 1 Piece Black Ink (30g)