Ink: high-saturation black liquid ink

to give it a thicker

It is refillable

4 mm lays down a wider down-stroke from the same parallel-plate nib design

The Stronghai tips is made of long lasting mohair and is designed to be used in combination with alcohol-based inks

molotow aqua squeeze pen 7 mm Nino Ink: high-saturation black liquid inkThe Molotow AQUA Squeeze Pen with a 7 mm brush tip is an empty squeeze pen that you can fill with pretty much any liquid ink or water based paint. The brush tip is flexible and gives you smooth, controlled strokes, and the squeeze body lets you regulate ink flow by pressing gently more pressure means more ink, less pressure keeps it lighter. This 7 mm size sits right in the middle not too fine, not too fat making it solid for medium strokes, fills, or