APRA's more adaptÃe use on bristol particular, I think it's good trés are pencils, as I change my opinion and my note ... (I let my former opinion, too fast, I think: "I find these pencils too much fat to Faber-Castell Polychromos, that better probably at my way to draw and colorize. I made a mistake, I should not have ordered a big box but test first. Dating and teach me at too trusting comments ... ;-) ")