Caran d\'Ache\'s iconic Prismalo Aquarelle in Ultramarine Blue. The world\'s first water-soluble lead ever made, prismalo pencils have become a staple for illustrators and artists alike. WIth their highly reistant and fine leads, details and marks can be achieved with precision and ease. Adding water to the high pigment lead allows you to freely transform your work, using it as watercolour paint to create washes and mix colours. Available in a range of 80 luminous hues. - Brand: Caran d\'Ache - Series: Prismalo Aquarelle - Colour: Ultramarine Blue - Water-soluble - High density pigment