uni-ball UB-188-L Air Rollerball Pens. Premium 0.7mm Medium Nib for Super Smooth Handwriting. Writes Like a Fountain Pen. Fade and Water Resistant Liquid Uni Super Ink. Pack of 3 Black Ballpoint Pens

• Smooth Writing Experience: Enjoy the feel of a fountain pen with the convenience of a rollerball pen
• Adjustable Line Width: Vary your line thickness by applying more or less pressure
• Fade and Water Resistant Ink: Ensures your writing stays legible and vibrant even when exposed to moisture
• Versatile Use: Perfect for everyday use at home, school, or office, ideal for writing, drawing, or sketching

The revolutionary nib of the Air is pressure sensitive, meaning that it gives a writing experience and adjustable line width similar to that of a fountain pen.