Lyra Graphite Crayon / Lumber Crayon (Non Water-Soluble)

These solid graphite crayons are perfect for sketching, layout work and shading large areas. The hexagon shaped crayons measure 12cm long and 12mm in diameter, and have a removable paper wrapping. The water-soluble variety may be used with a brush and water for monochromatic watercolor effects and are non-staining and erasable when dry.