... (color pencils,wooden pencils,water color pencil,Pigmented Sketching,Pencils,graphite pencils,official pencil,black wooden pencils,jumbo pencils,hot ... Extensive range of assorted colors.6pcs,12pcs,18pcs,24pcs,36pcs.Highly quality pencil core for brilliant permanent character. Strong, long lasting ... comfortable use.Conforms EN-71 and ASTM-4236 standards Usual pencil size:3.5'and7"Usual lead size:2.5mm, ...