Stabilo All-STABILO Graphite Color Pencil - Blue WRITE ON ANYTHING - Water-soluble pencil that will mark clearly, densely and legibly on any surface including acetate, paper, glass, metal, photo and film 9 BRILLIANT COLORS - It is available in red, blue, green, yellow, brown, black, white, graphite, and orange EASILY ERASABLE - The high-quality pigments offer good, solid color that can be easily wiped off of surfaces with a damp cloth EASY TO SHARPEN - The pencil is made from the highest quality graphite, and is easy to sharpen THE ALL-AROUND PENCIL - STABILO All pencils, that will arrive pre-sharpened, are all-rounders that will satisfy even the most unusual of needs.