Octopus Fluids Classic Fountain Pen Ink [30ml] Color:Ultramarine Blue tests show that the Yu-Sari

tests show that the Yu-Sari paper dries faster than the popular Tomoe River paper

but when the glue is removed with lukewarm water or hot water

The glass nib is made of High Borosilicate glass material

Experience sharp lines with a soft and gentle paper texture

Octopus Fluids Classic Fountain Pen Ink [30ml] Color:Ultramarine Blue tests show that the Yu-SariOctopus Fluids started to develop their first fountain pen inks in 2014 and launched an ink range in the creative sector for the first time. Through continuous improvement and growing expertise, they have refined the formulations and successfully overcome initial challenges such as feathering and bleed through. Along the way, they have continued to add new, brilliant colors to the range. Their Classic collection now offers a wide range of writing inks