Sangyuin (Dry): Iron oxide and clay are glued with natural viscosizer, and there is a characteristic red stroke that resembles blood on the paper. Used for artistic painting and sketching, the concentration of pigment and the perfect balance of pigment and viscosity enriches expressions, enabling adjustments from delicate and crisp strokes to rich and dense strokes. Lead Diameter: 5mm Pencil Diameter: 8.5mm Cross Section: Round Wood Shaft: Natural Cedar Finish: Clear Lacquer Mat Print: Brown Dipping: Matte Sangyuin Dome: Matte Sangyine