Yosoo 12 pcs Metallic Non-Toxic Colored Drawing Pencils 12 Colors Drawing Sketching With metal glossy for creative painting, the better use black paper High quality cartridges and special rubber core manufacturing process, cartridge does not slide, Not easy to break The use of advanced black wood pen, cut smooth roll Safe non-toxic, no benzene, heavy metals, toxic colorants and aromatic amines and other toxic substances Color: 12 colors; Length: 17.5CM