Pelikan M800 "Blue o Blue" Fountain PenAs a Special Edition, Pelikan launched the popular model 800 of the Souvern series in August 2010 in a new material called blue o blue. The o is short for over because the barrel looks as if several broad strokes of blue in different shades are put one over another. Both barrel and cap are made of this slightly translucent material. The technical production process goes through several steps. First, the acrylic material is cast into thick slabs, then