The DataMax DMOP12 Oil Pastels 12 Colors 11x70mm are great for rapid colour drawings or painting. They may also be overlaid since they spread evenly without smudging or smearing on paper. This 12-pack of oil pastels has a smooth feel, is non-toxic, and is perfect for mixing and layering. This DataMax DMOP12 Oil Pastels 12 Colors 11x70mm is CE approved and meets child safety regulations.