MD Bottled Ink – Gray Ink.This ink suits the color scheme of MD Paper Products and will perfectly complement the creamy off-white hue of the paper in your MD Notebook.There are three colorsin this line, from a gray and blue that match the lines in the MD Notebook to the orange used as an accent in the MD Diary. And, these inks pair well with the MD Dip Pen and MD Fountain Pen. This collection celebrates the 15th Anniversary of MD Paper Products, which use the inherent appeal of paper to enhance the writing experience. In fact, MD Paper has been furtherperfected over the years to achieve even greater comfort when writing. 30 mL Standard ink Dye-based MD Bottled Ink WARNING: California\’s Proposition 65