A-professional-set-of-coloring-pencils-from-the-German-brand-Staedtler,-Noris-color-series,-made-of-high-quality-WOPEX-material-with-a-comfortable-smooth-surface-and-high-resistance-to-breakage.-The-wood-used-comes-from-German-forests-certified-with-PEFC.-Suitable-for-children-over-3-years-old-and-for-school-and-professional-artistic-use.