What is the light blue pencil that artists use for sketching?

Question: What is the light blue pencil that artists use for sketching!?

i would like to buy one!. :]Www@QuestionHome@Com

Best Answer - Chosen by Asker:

It is a Berol Chemi-Sealed Turquoise pencil!. I have a bunch in H!. It's like any other graphite pencil, really!.Www@QuestionHome@Com