Private Reserve is a maker of superior quality ink for fountain pens. All private reserve inks are fast drying, non-clogging and non-fading that provides excellent coverage and a smooth flow on rough papers. It has a neutral pH which helps to write even on non-acidic papers. This beautifully designed ink bottle from Private Reserve that has a vibrant tone of Orange colour. This is a very unique coloured ink. It may not be something that one uses for everyday writing, it is a fun colour! Best used on a good quality paper where the ink does not seep through as otherwise the beauty of the colour is lost. The drying time is about 10-15 seconds. Though the ink is not waterproof, the colour does not run completely if you accidentally spill water on it. The ink is not waterproof. The bottle contains 60 ml of ink and can be used with any kind of fountain pen. The information stated here is only indicative. The drying time, the saturation and the final colour on the paper may vary based on the quality of paper used, the size of the nib and the make of the nib. All inks are made in the USA.