The black and the blue are only document proof in ISO 27668-2

Made from 100% pure graphite

The crayon is fed all the way by turning the bottom of the pen

refills and nibs from Molotow

Stabilo Point 88 Fineliners are also sold individually

molotow aqua color brush 12 set basic colors 2 Talens Ecoline Liquid Water Colour Ink And Brush-pens The black and the blue12 pack with Brush Pens from Molotow. The markers have a soft brush tip and are filled with water based non toxic and odorless ink. The colors can be mixed with each other or water. Suitable for both children and adults. This set includes 12 different colors and if you want to complement your set, we also sell Molotow Aqua Color brush pens individually. The pens are refillable and made in Germany.