Urge Palette Art Supplies - Lyra Graphite Crayons and Hexagonal Holders. These solid graphite crayons are perfect for sketching, layout work and shading large areas. The hexagon shaped crayons measure 12cm long
LYRA GRAPHITE PASTEL WATER SOLUBLE 9B : Amazon.co.uk: Home & Kitchen
Lyra Graphite Crayons Water-Soluble - Fila International