Ink Saver

Use an Ink Saver to get all the ink out out of your bottle of fountain pen ink. Just place in the opening, screw the cap on, invert the bottle, return it right side up, open, and there will be useable ink in the cone. Works well for filling fountain pens, dip testing, and dip nibs.

I've uploaded different sizes to match ink the ink bottles that I have.
The 23mm version should fit Noodler's standard glass bottles.
The 26mm version fits Noodler's standard plastic bottles.
The 27mm version i