STAEDTLER watercolor crayons karat aquarell 223 C12 The water-soluble pastel chalks can be easily spreaded with a dampened brush on watercolour paper and are perfectly suited for creating artwork with shading and many other effects. The round crayons are wrapped in paper and their colour does not transfer – the perfect pastel chalk for artists. Diameter 9 mm, length: 90 mm. Cardboard box with 12 watercolour crayons karat aquarell