Refill OHTO 0.5 C-305 for CR01 Ceramic Roller Pen - Black The writing ball is made of hard and high-quality SiC ceramic. The ink gets along very well with the SiC ceramic and does not rust, which allows instant and continuous smooth writing.
Uni-Ball Signo DX 0.38 UM-151 Rollerball Pen Because it's pigment ink, it's always vivid and doesn't bleed.A gel ink ballpoint pen that is smooth and does not bleed because it uses pigment ink It’s smooth and it doesn't bleed! As the ball rotates, the gel ink turns into a liquid, so you can write smoothly. The ink you write on paper tends to return to its...
Uni-Ball Signo DX 0.38 UM-151 Rollerball Pen Because it's pigment ink, it's always vivid and doesn't bleed.A gel ink ballpoint pen that is smooth and does not bleed because it uses pigment ink It’s smooth and it doesn't bleed! As the ball rotates, the gel ink turns into a liquid, so you can write smoothly. The ink you write on paper tends to return to its...