Thinwriters Grip 0.4 are ideal for fine lines, inscriptions and shadows. They have an ergonomically triangular body and a Grip area of grip against slippage when writing. They provide optimal comfort in writing and smooth application of color.
A long pen that provides work with patterns and lines.
Writing line: 0.4 mm.
The kit contains 10 colors: 4 black, 3 blue, 2 red and 1 green. 
On request