Monteverde MP1 Set Mondrian Fountain Pen + 15ml InkA Significant Leap Forward In Piston Fill Fountain Pen Technology THERE IS A TEMPORARY MANUFACTURING DELAY ON ALL MONDRIAN MP 1 PENS. The MP1 Fine Art Series reimagines Monteverde's original piston fill pen as a canvas for artistic expression. The MP1 Mondrian Edition, titled Composition 1921, channels Piet Mondrians iconic grid based style. Featuring bold primary colors and clean geometry applied to a durable aluminum cap, this edition transforms a