Lyra watercolor Graphite Chalk Set Watercolor graphite chalk set of Lyracontains three types of hardness: 2B, 6B and 9B. Ideal for sketches and drawings in large areas. Suitable for use on, for example, paper and cardboard. Specifications: Colour: black Gender: unisex Material: graphite Length chalk: 6,5 cm Diameter chalk: 1 cm Package height: 14 cm Package diameter: 8 cm Age: from 4 years old Content: 8 2B Chalk 8 6B Creams 8 9B Creams