The transparency of it makes it easy to see both which colour and how much is left in the pen

the thinnest in the Eye liquid ink line

and earth tones — giving more range for shading and gradient work without having to mix colors by hand

Tip: fixed 4 mm metal guide sleeve

wahich can be used both to fill the pens or used with a brush and air brush

talens ecoline liquid water colour 490 ml Ecoline Brush Pen Colors:311 Vermilion The transparency of it makesLiquid watercolor which can be used with brushes, as refill in Talens Ecoline brush pens or with airbrush. Ecolines liquid watercolor is found in a range in a total of 60 colors, though in these bigger bottles there are 23 different ones to choose from. Ecoline watercolor is a bit sensitive to UV light, therefore we recommend storing your drawings in a folder or something similar. Look through our entire assortment of Ecoline here.