Noodler's Polar Blue Ink - 88ml Pencil Sharpeners Noodler's call this their "standard"

Noodler's call this their "standard" turquoise but it is anything but standard

The Natura Dualis collection by Van Dieman’s is a study in transformation — an exploration of natural moments where opposites blend rather than break

including the spring-loaded clip

These pens pairs the same beloved thermosensitive ink found in other FriXion pens with a sleek

Pastel Blue

Noodler's Polar Blue Ink - 88ml Pencil Sharpeners Noodler's call this their "standard"Reformulated in 2006, Noodler's Polar series inks feature faster drying times and improved flow, designed as basic freeze resistant inks to prevent barrel cracks in pens and broken bottles during cold weather. Although they cannot guarantee complete immunity from freezing at any temperature, these inks are engineered to withstand the damaging expansion that water based products often experience when exposed to freezing temperatures and harsh winter