The cotton fiber content is the key technical distinction from standard cellulose watercolor pads — it provides superior water absorption

and it's refillable with standard Pilot RFN-GG or BLS-G2 medium-point cartridges rather than being thrown away once it runs dry

narrow enough for name labels on clothing tags

The FLUX-ink is alcohol based

non-scratch nylon

van gogh watercolour metal case half pans 48 set Ink and paint refills The cotton fiber content isSmart metal box with 48 half pan (20 x 17 mm) watercolors from Royal Talens Van Gogh series. With the set comes a handy little mixing palette and a good quality brush with synthetic bristles. The watercolors from Van Gogh are among the best in the world because of their intensity and lightfastness. A true delight to work with no matter the level of skill you possess. Scroll down the page, or take a look in the gallery to see which shades are included