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 beginners practicing wirting. Transparent barrel design makes it easier for you to see how much ink is remaining. PREMIUM 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 practing, lanscape paintings, signature, writing letters/Chinese characters, Greeting cards, Thanks cards, etc. EASY TO USE. The 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 students, beginners and anyone who likes ink painting and chinese calligraphy. Specifications: Material: Plastic Color: Dark Green; Green; Purple; Transparent Pen Shaft Length: Approx. 20cm/7.87in Weight: Approx. 15g Package Includes: 1 Piece Calligraphy Pen 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!