Nekigoen 4.37 Inch Rollerball Pen Refills Smooth Writing German Gel Ink,Parker Waterman Compatible Pen Refills Metal Standard Size Fine Point Black Ink 15 Black

★PROFESSIONAL WRITING TOOL --- Fits Parker Compatible Rollerball pens and Waterman Compatible Rollerball Pen Refills Gel ink super smooth writing experience, rich ink flow,consistent lines, and fairly quick drying. The pen tip writes a powerful bold black stroke effortlessly and consistently ★SMOOTH WRITING --- The ballrolls smoothly over the paper, letting the ink glide on and offers great line sensitivity,Makes writing smooth and clear. Great for practicing your handwriting, calligraphy, or kanji or whatever.Not only does it write nice, but it looks and feels nice ★GOOD QUALITY --- the pen refills is made of metal material, light and smooth, durable and durable, and the slim body makes the pen easy to carry.Feeling substantial and premium when writing. Long writing life time ★MULTIPURPOSE --- These refills are suitable for school, work, office, restaurant and various writing occasions; Nice refills for office supply, school stationery, family use. It's the original cartridge of Nekigoen G2 G3 rollerball pens, Also applicable to most other brand standard size rollerball pens ★PERFECT PACKAGE --- 15 refills of one pack in a tailor-made box,a large amount of pen refills are enough for your use, Refill tip is sealed with protective wax to keep the ink from drying out.This is a good choice when your expensive pen runs out of ink